| A | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Absolute Alcohol | A | A | A | D | A | A | A | B | A |
| Acetal | - | - | - | - | - | - | - | - | A |
| Acetaldehyde | C | D | C | D | A | A | C | D | A |
| Acetamide | B | A | C | D | A | B | B | C | A |
| Acetate of Lime | B | B | B | - | A | - | A | D | A |
| Acetate Solvents | D | D | C | - | C | - | D | D | A |
| Acetic Acid (See Specific Concentration) | - | - | - | - | - | - | - | - | A |
| Acetic Acid - 5% | A | B | B | D | A | A | A | A | A |
| Acetic Acid - 10% 1.8 BE | B | B | B | D | A | A | B | A | A |
| Acetic Acid - 20% | B | B | B | D | A | A | B | B | A |
| Acetic Acid - 30% 5.4 BE | B | B | B | D | A | A | B | B | A |
| Acetic Acid - 50% 7.9 BE | C | C | B | D | A | B | B | C | A |
| Acetic Acid - 99.5% Glacial | D | C | B | D | B | B | C | D | A |
| Acetic Acid - Dilute 10% | B | B | B | D | A | A | B | A | A |
| Acetic Acid - Common | C | C | B | D | B | B | B | C | A |
| Acetic Acid Glacial 99.5% | D | C | B | D | B | B | C | D | A |
| Acetic Acid - Hot, High Pressure | D | D | D | D | C | C | C | D | A |
| Acetic Acid, Anhydride | B | C | C | D | B | C | A | D | A |
| Acetic Aldehyde | C | D | C | D | A | A | C | D | A |
| Acetic Anhydride | B | C | C | D | B | C | A | D | A |
| Acetic Ester | D | D | D | D | B | B | D | D | A |
| Acetic Ether | D | D | D | D | B | B | D | D | A |
| Acetic Oxide | B | C | C | D | B | C | A | D | A |
| Acetidino | D | D | D | D | B | B | D | D | A |
| Acetoacetic Acid | D | D | A | - | - | - | - | - | A |
| Acetoacetic Ester | D | D | C | D | B | B | D | D | A |
| Acetoacetic Ether | D | D | C | D | B | B | D | D | A |
| Acetol | - | - | - | - | - | - | - | - | A |
| Acetone | C | D | B | D | A | B | C | D | A |
| Acetone Carboxylic Acid (See Acetic Acid) | - | - | - | - | - | - | - | - | A |
| Acetone Cyanhydrin | B | D | C | D | D | A | C | D | A |
| Acetonic | B | D | B | D | A | A | B | D | A |
| Acetonitrile | A | C | B | - | B | - | B | D | A |
| Acetophenone | D | D | C | D | A | D | D | D | A |
| A | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Acetyl Acetic Acid | D | D | A | - | - | - | - | - | A |
| Acetyl Acetone | D | D | D | C | A | D | D | D | A |
| Acetyl Acetonic | D | D | C | B | A | - | D | D | A |
| Acetyl Benzene | D | D | C | D | A | D | D | D | A |
| Acetyl Chloride | D | D | D | D | C | C | D | A | A |
| Acetyl Oxide | B | C | C | D | B | C | A | D | A |
| Acetyl Propane | D | D | D | - | B | - | D | D | A |
| Acetylene | B | A | B | - | A | B | B | A | A |
| Acetylene Dichloride | D | D | D | - | - | - | D | A | A |
| 1, 2-Acetylene Dichloride | D | D | D | - | - | - | D | A | A |
| Acetylene Tetrabromide | B | D | D | D | A | - | - | A | A |
| Acetylene Terachloride | D | D | D | - | D | C | D | A | A |
| Acid Of Milk | B | C | B | - | B | A | A | A | A |
| Acid Potassium Carbonate | A | A | A | - | - | - | A | A | A |
| Acid Potassium Tartrate | A | A | A | - | A | - | A | A | A |
| Acrolein | - | B | B | - | - | - | B | A | A |
| Acryimid | B | A | C | D | A | B | B | C | A |
| Acrylic Aldehyde | - | B | B | - | - | - | B | A | A |
| Acrylonitrile | D | D | C | - | D | D | C | D | A |
| Active Amyl Alcohol | B | A | A | C | A | D | A | B | A |
| Adeps | B | A | D | A | C | B | C | A | A |
| Adeps Minerals | B | A | D | A | D | D | B | A | A |
| Adipic Acid (Adipinic Acid) | D | B | A | - | - | - | - | - | A |
| Adipic Ketone (Adipic Acid Ketone) | - | D | D | - | - | - | D | D | A |
| Adipinketone | - | D | D | - | - | - | D | A | A |
| Aero Lubriplate | A | A | D | A | D | B | A | A | A |
| Aerosafe-2300 | D | D | D | D | A | C | D | D | A |
| Aerosafe-2300W | D | D | D | D | A | C | D | D | A |
| Aero Shell-IAC | B | A | D | A | D | B | A | A | A |
| Aero Shell-7A Grease | B | A | D | A | D | B | A | A | A |
| Aero Shell-17 Grease | B | A | D | A | D | B | A | A | A |
| Aero Shell-750 | D | B | D | D | D | D | D | A | A |
| Aerozene 50 (50% Hydrazine 50% UDMH) | D | C | D | D | A | D | D | D | A |
| A | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Aether Bromatus | D | C | C | - | C | - | D | A | A |
| Aethylium Bromatus | D | C | C | - | C | - | D | A | A |
| Aethylium Chloratus | B | B | B | B | B | D | C | A | A |
| Agal-Agar | B | B | A | - | - | - | - | - | A |
| Agar | B | B | A | - | - | - | - | - | A |
| Agar-Agar | B | B | A | - | - | - | - | - | A |
| Agricultural Lime | A | A | A | A | A | A | B | A | A |
| Air | A | A | B | A | A | A | A | A | A |
| Air - 200 Deg. F | A | A | B | B | A | A | A | A | A |
| Air - 300 Deg. F | B | B | D | C | B | A | B | A | A |
| Air - 400 Deg. F | D | D | D | D | D | A | D | A | A |
| Air - 500 Deg. F | D | D | D | D | D | B | D | C | A |
| Air Gas | B | A | D | A | D | B | B | A | A |
| Air-Slaked Lime | A | A | A | - | - | - | - | - | A |
| Airshow | - | B | - | - | - | - | - | - | A |
| Alcohol | A | A | A | D | A | A | A | B | A |
| Alcohol-Absolute | A | A | A | D | A | A | A | B | A |
| Alcohol-Aliphatic | A | A | A | - | A | - | A | A | A |
| Alcohol-Aromatic | C | C | C | - | C | - | - | A | A |
| Alcohol-Dehydrated | A | A | A | D | A | A | A | B | A |
| Alcohol-Denatured | A | A | A | D | A | A | A | B | A |
| Alcohol-Ethyl | A | A | A | D | A | A | A | B | A |
| Alcohol-Grain | A | A | A | D | A | A | A | B | A |
| Alcohol-Methyl | A | A | A | D | A | A | A | D | A |
| Alcohol Ether | C | C | D | - | A | - | B | B | A |
| Alcohol Of Vinegar | B | C | A | B | A | A | B | A | A |
| Aldehyde | C | D | C | D | A | A | C | D | A |
| Alkanes | - | A | D | - | D | - | D | A | A |
| Alicyclic Hydrocarbon | D | B | D | B | D | D | D | A | A |
| Aliphatic Hydrocarbon | B | A | D | B | D | D | B | A | A |
| Aliphatic Naphta | D | C | D | - | - | - | B | A | A |
| Alk-Tri | - | D | D | - | - | - | D | A | A |
| Alkazene | D | D | D | C | D | D | D | B | A |
| A | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Allyl Alcohol | A | A | A | - | A | - | A | B | A |
| Allyl Aldehyde | - | B | B | - | - | - | B | A | A |
| Allyl Bromide | D | D | D | - | - | - | D | B | A |
| Allyl Chloride | D | D | D | - | D | - | D | B | A |
| Allyl Phenyl Methyl Ether | D | D | D | - | - | - | D | B | A |
| Allyl Trichloride | - | D | D | - | - | - | D | A | A |
| Almond Oil, Artificial | D | D | D | D | B | D | D | D | A |
| Alpha Chlorpropylene | D | D | D | - | - | - | - | - | A |
| Alpha Chlorotolune | D | D | D | - | - | - | - | - | A |
| Alpha Hydroxpropionic Acid | B | B | A | - | - | - | - | - | A |
| Alpha Hydroxtoluene | D | D | D | - | - | - | - | - | A |
| Alum | A | A | A | - | A | A | A | A | A |
| Aluminum Acetate | B | B | A | D | A | D | B | D | A |
| Aluminum Acetate Solution | B | B | A | - | - | - | - | - | A |
| Aluminum Ammonium Sulfate | B | B | A | - | - | - | - | - | A |
| Aluminum Bromide | A | A | A | C | A | A | A | A | A |
| Aluminum Chloride | A | A | A | C | A | B | A | A | A |
| Aluminum Fluoride | A | A | B | C | A | B | A | A | A |
| Aluminum Formate | - | D | D | - | - | - | D | D | A |
| Aluminum Hydroxide | A | B | A | - | A | - | B | C | A |
| Aluminum Nitrate | A | A | A | C | A | B | A | B | A |
| Aluminum Phosphate | A | A | A | - | A | A | A | A | A |
| Aluminum Potassium Sulfate | A | A | A | - | A | A | A | A | A |
| Aluminum Salts | A | A | A | C | A | A | A | A | A |
| Aluminum Sodium Sulfate | A | A | A | A | A | A | A | A | A |
| Aluminum Sulfate (Sulphate) | A | B | B | D | A | A | A | A | A |
| Alums-NH3-Cr-K | A | A | A | - | A | A | A | D | A |
| Ambrex 33 Mobil | B | A | D | B | D | D | C | A | A |
| Ambrex 830-Mobil | B | A | D | A | C | B | B | A | A |
| American Ashes | A | A | A | - | A | - | A | A | A |
| Amines, Mixed | B | D | B | D | B | B | D | D | A |
| Aminic Acid | A | C | B | D | A | B | B | C | A |
| Amino Benzene | D | D | D | D | B | D | D | B | A |
| A | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Amino Ethanol | B | B | B | C | B | B | B | D | A |
| 2-Amino Ethanol | B | B | B | C | B | B | B | D | A |
| Amino Ethyl Ethanol Amine | - | B | B | - | - | - | B | - | A |
| Amino Hexane | - | C | C | - | - | - | C | D | A |
| Amino Methane | A | B | A | - | A | - | - | - | A |
| Amino Oxylene | D | D | D | - | C | D | D | C | A |
| 1-Amino Pentane | D | C | C | - | D | - | C | D | A |
| Amino Sulfonic Acid | A | B | B | - | - | - | B | - | A |
| Amino Toluene | - | D | D | - | - | - | D | B | A |
| Ammo-Phos. | A | A | A | - | A | A | A | A | A |
| Ammonia-Anhydrous (Liquid) | A | B | D | D | A | C | C | D | A |
| Ammonia-Crystal | A | A | - | - | - | - | - | - | A |
| Ammonia Alum | B | B | A | - | - | - | - | - | A |
| Ammonia Cupric Sulfate | - | A | C | - | - | - | A | A | A |
| Ammonia Gas, Cold | A | A | A | A | A | A | A | D | A |
| Ammonia Gas, Hot | B | D | D | - | B | A | B | D | A |
| Ammonia and Lithium in solution | - | B | D | D | B | D | D | D | A |
| Ammonia Water | B | C | B | A | A | A | A | B | A |
| Ammoniak | A | A | A | A | A | B | A | A | A |
| Ammoniated Citric Acid | B | B | A | - | - | - | - | - | A |
| Ammoniated Latex | A | B | C | - | B | - | C | A | A |
| Ammonium Acetate | A | - | A | - | - | - | - | - | A |
| Ammonium Acid Fluoride | D | B | D | - | - | - | - | - | A |
| Ammonium Alum | B | B | A | - | - | - | - | - | A |
| Ammonium Bicarbonate | A | A | A | - | A | - | A | - | A |
| Ammonium Bichromate | A | A | A | - | A | - | A | - | A |
| Ammonium Bifluoride - 10% | D | B | D | - | - | - | - | - | A |
| Ammonium Carbonate | B | D | A | - | A | B | B | A | A |
| Ammonium Chloride | A | A | A | A | A | B | A | A | A |
| Ammonium Chloride, 2N | A | A | A | - | A | - | A | - | A |
| Ammonium Chromic Sulfate | A | A | A | - | - | - | - | - | A |
| Ammonium Dichromate | A | A | A | - | A | - | A | - | A |
| Ammonium Diphosphate | A | A | A | - | A | A | A | A | A |
| A | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Ammonium Fluoride Acid | D | B | D | - | - | - | - | - | A |
| Ammonium Hydrogen Fluoride | D | B | D | - | - | - | - | - | A |
| Ammonium Hydrate - 38% | A | A | A | - | - | - | - | - | A |
| Ammonium Hydroxide | B | C | B | A | A | A | A | B | A |
| Ammonium Hydroxide, Concent. | A | D | C | D | A | A | A | C | A |
| Ammonium Hydroxide, 3 Molar | A | A | B | D | A | A | A | B | A |
| Ammonium Hyposulfite | A | A | A | - | A | - | A | A | A |
| Ammonium Metaphosphate | B | B | B | - | A | - | B | A | A |
| Ammonium Muriate | A | A | A | A | A | B | A | A | A |
| Ammonium Nitrate | B | A | B | D | A | B | A | A | A |
| Ammonium Nitrate, 2N | A | A | - | - | A | - | A | - | A |
| Ammonium Nitrite | A | B | B | - | A | B | A | D | A |
| Ammonium Persulfate | A | D | A | D | B | - | A | A | A |
| Ammonium Persulfate-Solution | A | D | A | D | A | - | A | - | A |
| Ammonium Persulfate-10% | A | D | A | D | A | - | - | - | A |
| Ammonium Phosphate | A | A | A | - | A | A | A | A | A |
| Ammonium Phosphate, Dibasic | A | A | A | - | A | A | A | A | A |
| Ammonium Phosphate, Monobasic | A | A | A | - | A | A | A | A | A |
| Ammonium Phosphate, Tribasic | A | A | A | - | A | A | A | A | A |
| Ammonium Rhodanate | A | A | A | - | A | - | A | A | A |
| Ammonium Salts | A | A | A | - | A | A | A | C | A |
| Ammonium Sulfate | A | B | A | A | A | A | A | B | A |
| Ammonium Sulfide | A | A | A | - | A | - | A | B | A |
| Ammonium Sulfite | - | A | A | - | - | - | A | A | A |
| Ammonium Sulphate | A | B | A | A | A | A | A | B | A |
| Ammonium Thiocyanate | A | A | A | - | A | - | A | A | A |
| Ammonium Thiosulfate | A | A | A | - | A | - | A | A | A |
| Amoil | - | D | D | - | - | - | D | C | A |
| Amorphous White Powder | B | B | A | D | A | D | B | D | A |
| Amyl Acetate | D | D | C | D | A | D | C | D | A |
| Amyl Acetic Ester | D | D | C | D | A | D | C | D | A |
| Amyl Acetone | - | D | D | - | - | - | D | D | A |
| Amyl Acid Phosphate | D | - | D | - | - | - | - | - | A |
| A | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Amyl Amine | D | C | C | - | D | - | C | D | A |
| Amyl Borate | A | A | D | - | D | - | A | A | A |
| Amyl Bromide | D | D | D | - | D | - | D | B | A |
| Amyl Carbinol | B | A | A | D | C | B | B | A | A |
| Amyl Chloride | D | D | D | - | D | D | D | A | A |
| Amyl Chloronapthalene | D | D | D | D | D | D | D | A | A |
| Amyl Ether | D | B | D | - | D | - | C | - | A |
| Amyl Hydrate | B | B | A | - | - | - | - | - | A |
| Amyl Hydride | A | A | D | D | D | D | B | A | A |
| Amyl Iodide | D | D | D | - | D | - | D | D | A |
| Amyl Napthalene | D | D | D | D | D | D | D | A | A |
| Amyl Oleate | - | A | D | - | - | D | D | - | A |
| Amyl Phenol | - | D | D | - | - | - | D | A | A |
| Amyl Phthalate | - | D | D | - | - | - | D | C | A |
| Amylene | A | C | D | - | D | - | D | A | A |
| Anderol, L-774 (Di-Ester) | D | B | D | D | D | D | D | A | A |
| Anderol, L-826 (Di-Ester) | D | B | D | D | D | D | D | A | A |
| Anderol, L-829 (Di-Ester) | D | B | D | D | D | D | D | A | A |
| Anethol | D | D | D | - | - | - | D | B | A |
| Anethole (Anethol) | D | D | D | - | - | - | D | B | A |
| Ang-25 (Glyceral Ester) | B | B | B | D | A | B | B | A | A |
| Ang-25 (Di-Ester Base) (TG749) | D | B | D | D | D | B | D | A | A |
| Anhydrous Ammonia | A | B | D | D | A | C | C | D | A |
| Anhydrous Copper Cloride | B | A | B | A | A | A | A | A | A |
| Anhydrous Hydrazine | B | D | D | D | B | - | B | D | A |
| Anhydrous Hydrogen Fluoride | - | D | D | - | A | - | - | D | A |
| Aniline | D | D | D | D | B | D | D | B | A |
| Aniline, Light | C | D | D | C | B | B | C | A | A |
| Aniline Chloride | D | C | B | D | B | D | D | B | A |
| Aniline Dyes | B | C | B | D | B | C | B | B | A |
| Aniline Hydrochloride | D | C | B | D | B | D | D | B | A |
| Aniline Oils | D | D | C | D | B | D | D | B | A |
| Aniline Salts | D | C | B | D | B | D | D | B | A |
| A | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Animal Gelatin | A | A | A | C | A | A | A | A | A |
| Animal Glue | A | A | B | A | B | A | A | A | A |
| Animal Glycerin | - | A | D | - | B | B | - | A | A |
| Animal Grease | B | A | D | A | - | B | D | A | A |
| Animal Oils (Lard Oil) | B | A | D | B | B | B | C | A | A |
| Anise Camphor | D | D | D | - | - | - | D | B | A |
| AN-0-3 Grade M | B | A | D | A | D | B | B | A | A |
| AN-0-6 | B | A | D | A | D | D | B | A | A |
| AN-0-366 | B | A | D | A | D | D | C | A | A |
| Anodynon | B | B | B | B | B | D | C | A | A |
| Ansul Ether | D | C | D | B | C | D | D | D | A |
| Ansul Ether 161 or 181 | D | C | D | B | C | D | D | D | A |
| Ant Oil | C | D | D | D | A | C | B | D | A |
| Antichlor | A | A | A | A | A | A | A | A | A |
| Antimonic Chloride | D | D | D | - | - | - | D | - | A |
| Antimonous Chloride | - | A | - | - | A | - | - | A | A |
| Antimony Chlorides | - | B | - | - | A | - | - | A | A |
| Antimony Pentachloride | D | D | D | - | - | - | D | - | A |
| Antimony Trichloride | - | A | - | - | A | - | - | A | A |
| AN-VV-0-366b Hydraulic Fluid | B | A | D | B | D | D | B | A | A |
| Apple Acid | B | A | A | - | D | B | B | A | A |
| Aqua Ammonia | B | B | A | - | - | - | B | C | A |
| Aqua Regia | D | D | D | D | C | D | C | B | A |
| Arachidonic Acid | D | B | D | - | - | - | - | - | A |
| Arachis Oil | C | A | D | B | C | A | C | A | A |
| Argenti Nitras | A | B | A | A | A | A | A | A | A |
| Argon | D | C | D | A | A | B | D | A | A |
| Arochlor(s) | D | D | D | - | B | C | D | A | A |
| Aroclor, 1248 | D | C | D | - | B | B | D | A | A |
| Aroclor, 1254 | D | D | D | - | B | C | D | A | A |
| Aroclor, 1260 | A | A | A | - | - | A | A | A | A |
| Aromatic Fuel-50% | D | B | D | D | D | D | D | A | A |
| Aromatic Hydrocarbons | D | C | D | D | D | D | D | A | A |
| A | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Aromatic Tar | - | C | D | - | - | - | D | A | A |
| Aromatic Vinegar | B | C | A | B | A | A | B | A | A |
| Aro-Tox Spray | C | C | - | - | - | - | - | - | A |
| Arquads | - | A | A | - | - | - | A | A | A |
| Arsenic Acid | B | B | B | C | A | A | A | A | A |
| Arsenic Butter | B | C | D | - | D | - | D | D | A |
| Arsenic Chloride | B | C | D | - | D | - | D | D | A |
| Arsenic Trichloride | B | C | D | - | D | - | D | D | A |
| Arsenous Chloride | B | C | D | - | D | - | D | D | A |
| Arsenous Trichloride | A | C | D | - | D | - | D | D | A |
| Artificial Oil Of Bitter Almonds | D | D | D | D | D | D | D | B | A |
| Artificial Vinegar | B | C | B | B | A | A | B | A | A |
| Aryl Hydroxides | B | D | A | - | - | - | B | B | A |
| Askarel | D | B | D | D | D | D | D | A | A |
| Asphalt | B | A | D | B | D | D | C | A | A |
| ASTM-Ref: Fuel A | B | A | D | A | D | D | C | A | A |
| ASTM-Ref: Fuel B | D | A | D | B | D | D | D | A | A |
| ASTM-Ref: Fuel C | D | B | D | D | D | D | D | A | A |
| ASTM-Ref: #1 Oil | A | A | D | A | D | A | B | A | A |
| ASTM-Ref: #2 Oil | B | A | D | B | D | D | D | A | A |
| ASTM-Ref: #3 Oil | C | A | D | B | D | C | C | A | A |
| ASTM-Ref: #4 Oil | D | B | D | D | D | D | D | A | A |
| Astral Oil | B | A | D | B | D | D | D | A | A |
| ATL-857 | D | B | D | D | D | D | D | A | A |
| Atlantic Dominion F | B | A | D | B | D | D | D | A | A |
| Atlantic Utro Gear-EP Lube | B | A | D | A | D | D | D | A | A |
| Aurex 903R-Mobile | B | A | B | A | D | D | D | A | A |
| Auricome | A | B | B | - | A | A | B | A | A |
| Australene | C | B | D | B | D | D | D | A | A |
| Automatic Transmission Fluid | B | A | D | B | D | D | C | A | A |
| Automotive Brake Fluid | B | C | - | - | A | C | B | D | A |
| Aviation Gasoline | C | A | D | - | D | - | D | A | A |
| Azole's (Azole) | D | D | C | - | C | B | D | D | A |
| B | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Baking Soda | A | A | A | - | A | A | A | A | A |
| Banana Oil | D | D | D | D | B | D | C | D | A |
| Banks Oil | B | B | D | A | A | B | B | A | A |
| Bardol "B" | D | D | D | D | D | D | D | A | A |
| Barium Carbonate | A | A | A | - | A | - | A | A | A |
| Barium Chloride | A | A | A | A | A | A | A | A | A |
| Barium Hydrate | A | A | B | B | A | A | A | A | A |
| Barium Hydroxide | A | A | B | B | A | A | A | A | A |
| Barium Monohydrate | A | A | A | - | - | - | - | - | A |
| Barium Monosulfide | A | A | B | A | A | A | A | A | A |
| Barium Octahydrate | A | A | A | - | - | - | - | - | A |
| Barium Salts | A | A | A | A | A | A | A | A | A |
| Barium Sulfate | A | A | B | A | A | A | B | A | A |
| Barium Sulfide | A | A | B | A | A | A | A | A | A |
| Barium Sulphide | A | A | A | A | A | B | A | A | A |
| Basic Iron Sulfate | A | A | A | - | - | - | - | - | A |
| Bayol D | B | A | D | D | D | D | D | A | A |
| Bayol 35 | B | A | D | B | D | D | D | A | A |
| Beer | A | C | A | D | A | A | A | A | A |
| Beet Sugar | A | A | A | D | A | A | A | A | A |
| Beet Sugar Liquors | A | A | A | D | A | A | A | A | A |
| Bengal Gelatin | B | B | A | - | - | - | - | - | A |
| Bengal Isinglass | B | B | A | - | - | - | - | - | A |
| Benzal Chloride | - | D | - | - | - | - | - | - | A |
| Benzalcohol | C | D | C | D | B | - | B | A | A |
| Benzaldehyde | D | D | D | D | B | D | D | D | A |
| Benzene (Benzol) | D | D | D | D | D | D | D | A | A |
| Benzene Carbonal | D | D | D | D | B | D | D | D | A |
| Benzene Carbonyl Chloride | D | D | D | D | D | D | D | B | A |
| Benzene Carboxylic Acid | C | D | D | D | B | B | B | A | A |
| Benzene Methylal | D | D | D | D | B | D | D | D | A |
| Benzene Sulfonic Acid | B | C | D | D | C | D | B | A | A |
| Benzene Sulfonic Acid-10% | B | D | D | D | D | D | A | A | A |
| Benzidam | D | D | D | D | B | D | D | B | A |
| Benzin | B | A | D | B | D | D | C | A | A |
| B | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Benzine | B | A | D | B | D | D | C | A | A |
| Benzine Solvent (Ligroin) | B | A | D | - | D | A | D | A | A |
| Benzocarbolic Acid | D | D | D | - | - | - | - | - | A |
| Benzochloride | D | D | D | - | A | - | D | A | A |
| Benzoic Acid | C | D | D | D | B | B | B | A | A |
| Benzoic Aldehyde | D | D | D | D | B | D | D | D | A |
| Benzol (German) | D | D | D | D | D | D | D | A | A |
| Benzol Hydride | D | D | D | D | B | C | D | D | A |
| Benzole (French) | D | D | D | D | D | D | D | A | A |
| Benzoline | B | A | D | B | D | D | C | A | A |
| Benzophenid | D | D | D | - | - | - | - | - | A |
| Benzophenol | D | D | D | - | - | - | - | - | A |
| Benzophenone | - | - | - | D | B | - | - | A | A |
| Benzotrichloride | - | D | - | - | - | - | - | - | A |
| Benzoyl Benzene | - | - | - | D | B | - | - | A | A |
| Benzoyl Chloride | D | D | D | D | D | D | D | B | A |
| Benzoyl Hydride | D | D | D | D | B | D | D | D | A |
| Benzyl Acetate | - | D | D | - | - | - | B | D | A |
| Benzyl Alcohol | C | D | C | D | B | - | B | A | A |
| Benzyl Benzoate | D | D | D | - | B | - | D | A | A |
| Benzyl Chloride | D | D | D | D | D | D | D | A | A |
| Betula Oil | D | D | D | - | C | - | D | B | A |
| Biborate Of Soda | A | B | A | A | A | B | A | A | A |
| Bicarbonate Of Soda | A | A | A | - | A | A | A | A | A |
| Bichloride Of Mercury | B | A | B | - | A | A | A | A | A |
| Bichromate Of Soda | - | - | - | - | - | - | C | - | A |
| Biphenyl | D | D | D | D | D | D | D | A | A |
| Biphenyl Oxides | D | D | D | - | D | C | C | A | A |
| Biphenyl Phthalate | - | D | D | - | - | - | D | C | A |
| Birch Oil | D | D | D | - | C | - | D | B | A |
| Bizmuth Carbonate | - | A | - | - | A | - | A | A | A |
| Bismuth Subcarbonate | - | A | - | - | A | - | A | A | A |
| Bizmuthyl Carbonate | - | A | - | - | A | - | A | A | A |
| Black Ash | A | A | A | - | A | A | A | A | A |
| B | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Black Liquor | B | B | B | D | B | B | B | A | A |
| Black Liquor - Waste | B | B | D | D | D | - | C | A | A |
| Black Point 77 | C | A | C | C | A | C | C | A | A |
| Black Sulfate Liquor | B | B | B | D | B | B | B | A | A |
| Blanc Fixe, Synthetic | A | A | A | A | A | B | A | A | A |
| Blast Furnace Gas | C | C | C | D | C | A | C | A | A |
| Bleach Liquor | D | - | - | - | A | - | - | A | A |
| Bleach Solutions | C | D | D | D | A | B | A | A | A |
| Bleaching Powder | D | C | C | D | A | B | A | A | A |
| Blown Linseed Oil | B | A | D | B | B | D | B | A | A |
| Blue Copperas | A | A | B | A | A | A | A | A | A |
| Blue Jack | A | A | C | A | A | A | A | A | A |
| Blue Salts | A | A | A | A | A | A | A | A | A |
| Blue Stone | A | A | B | A | A | A | A | A | A |
| Blue Vitrol | A | A | C | A | A | A | A | A | A |
| Boghead Naphtha | C | A | D | C | D | C | C | A | A |
| Boiled Linseed Oil | B | A | D | B | B | D | B | A | A |
| Boletic Acid | - | D | B | - | - | - | - | - | A |
| Bone Oil | B | A | D | B | B | B | C | A | A |
| Bone Tar | - | A | D | - | - | - | D | A | A |
| Boracic Acid | A | A | A | A | A | A | A | A | A |
| Borax | B | B | B | A | A | B | A | A | A |
| Borax Decahydrate | B | A | A | - | - | - | - | - | A |
| Bordeaux Mixture | B | B | B | D | A | B | A | A | A |
| Boric Acid | A | A | A | A | A | A | A | A | A |
| Boron Fluids (HEF) | D | B | D | D | D | D | D | A | A |
| Brake Fluid - Automotive | B | C | - | - | A | C | B | D | A |
| Brake Fluid - Delco | B | C | - | - | A | C | B | D | A |
| Brake Fluid - Girling | B | C | - | - | A | - | B | D | A |
| Brake Fluid - Mopar | B | C | - | - | A | C | B | D | A |
| Brake Fluid - Non-Petroleum | B | C | - | - | A | C | B | D | A |
| Brake Fluid - Vegetable | B | B | D | - | - | - | - | - | A |
| Brandol | C | C | C | B | B | D | A | A | A |
| B | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Bray GG-130 | D | B | D | D | D | D | D | A | A |
| Brayco 719-R | B | C | B | D | A | B | B | D | A |
| Brayco 885 | D | B | D | A | D | D | D | A | A |
| Brayco 910 | B | B | A | C | A | D | A | D | A |
| Bret 710 | B | B | A | C | A | D | A | D | A |
| Brine | A | A | A | A | A | A | A | A | A |
| Brom-113 | D | C | - | - | D | D | D | - | A |
| Brom-114 | B | B | D | - | D | D | B | B | A |
| Bromallyene | D | D | D | - | - | - | D | B | A |
| Bromic Ether | D | C | C | - | C | - | D | A | A |
| Bromine | D | D | D | D | D | D | D | A | A |
| Bromine-Anhydrous | D | D | D | D | C | C | D | A | A |
| Bromine-Gas | D | D | D | D | D | C | C | B | A |
| Bromine Pentafluoride | D | D | D | D | D | D | D | D | A |
| Bromine Trifluoride | D | D | D | D | D | D | D | D | A |
| Bromine Water | B | D | D | D | D | D | B | A | A |
| Bromo Benzene | D | D | D | D | D | D | D | A | A |
| Bromo Chloro Methane | D | D | D | - | B | - | D | B | A |
| Bromo Chloro Trifluoro Ethane | D | D | D | D | D | D | D | A | A |
| Bromo Ethane | D | C | C | - | C | - | D | A | A |
| Bromo Ethylene | D | D | D | D | C | D | D | B | A |
| Bromo Methane | D | C | D | - | C | - | D | A | A |
| N. - 1 - Bromo Pentane | D | D | D | - | D | - | D | B | A |
| Bromo Toluene | - | D | D | - | - | - | D | B | A |
| Bronzing Liquid | D | D | C | D | B | D | C | D | A |
| Brown Acetate | B | B | B | - | A | - | A | D | A |
| Bruceite | B | B | A | A | A | B | A | B | A |
| Budium | - | - | - | - | - | - | - | - | A |
| Bunker C | C | A | D | - | D | - | D | A | A |
| Bunker Oil | C | A | D | B | D | B | D | A | A |
| Burnt Alum | A | A | A | - | A | A | A | A | A |
| Burnt Ash | A | B | A | - | - | - | - | - | A |
| Burnt Lime | A | A | A | - | A | - | A | - | A |
| B | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Burow's Solution | B | B | A | - | - | - | - | - | A |
| Butadiene | B | D | D | D | C | - | B | A | A |
| Butadiene (Monomer) | B | D | D | D | C | D | B | B | A |
| Butanal (Butal) | C | D | D | D | B | C | C | D | A |
| Butane | A | A | D | C | D | D | B | A | A |
| Butane-2, 2-Dimethyl | B | A | D | D | D | D | B | A | A |
| Butane-2, 3-Dimethyl | B | A | D | D | D | D | B | A | A |
| Cis-Butanedioic Acid | B | D | C | - | C | - | C | A | A |
| Butanoic Acid | C | D | B | - | B | - | C | B | A |
| Butanol (Butyl Alcohol) | A | A | A | D | B | B | A | A | A |
| 1-Butanol | A | A | A | D | A | B | A | B | A |
| Butanol-2 | B | B | B | D | A | A | A | B | A |
| Butanone | D | D | D | D | A | D | D | D | A |
| 2-Butanone | D | D | D | D | A | C | D | D | A |
| Butarol | B | B | A | - | - | - | - | - | A |
| 1-Butene | A | - | D | - | D | - | - | A | A |
| 1-Butene, 2-Ethyl | C | A | D | D | D | D | D | A | A |
| Cis-Butenedioic Anhydride | D | D | C | - | D | - | D | A | A |
| Butone | B | A | B | - | A | B | B | A | A |
| Butoxyethanol | C | C | D | D | A | - | B | D | A |
| 2-Butoxyethanol | C | C | D | D | A | - | B | D | A |
| Butter (Animal Fat) | B | A | D | A | A | B | B | A | A |
| Butter Of Antimony | - | A | - | - | A | - | - | A | A |
| Butter Of Tin | A | A | A | B | B | B | A | A | A |
| Butter Of Zinc | B | B | A | A | A | A | A | A | A |
| Buttercup Yellow | - | - | - | - | - | - | C | - | A |
| Butyl Acetate | D | D | D | D | B | D | C | D | A |
| n-Butyl Acetate | D | D | D | - | C | D | D | D | A |
| Butyl Acetate Ricinoleate | D | D | D | - | - | - | - | - | A |
| Butyl Aceto Acetate | - | D | D | - | - | - | D | D | A |
| Butyl Acetyl Ricinoleate | C | C | D | D | A | - | C | A | A |
| Butyl Acrylate | D | D | D | - | D | - | D | D | A |
| Butyl Alcohol | A | A | A | D | B | B | A | A | A |
| Butyl Alcohol-Normal | A | A | A | D | A | B | A | B | A |
| B | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Butyl Alcohol-Secondary | A | A | A | D | A | B | A | B | A |
| Butyl Aldehyde | C | D | D | D | B | C | C | D | A |
| Butyl Amine | D | C | D | D | D | B | C | D | A |
| Butyl Amine Of N-Butyl Amine | D | C | D | D | D | B | D | D | A |
| Butyl Benzene | - | D | D | - | - | - | D | A | A |
| Butyl Benzoate | D | D | D | - | A | - | D | A | A |
| Butyl Benzyl Phthalate | - | D | D | - | - | - | D | C | A |
| Butyl Bromide | - | D | D | - | - | - | D | B | A |
| Butyl Butyrate | D | D | D | - | B | - | D | C | A |
| n-Butyl, n-Butrate | D | - | - | - | - | - | - | A | A |
| Butyl Carbitol | B | C | D | - | A | B | A | A | A |
| Butyl Cellosolve | C | C | D | D | A | - | B | D | A |
| Butyl Cellosolve Adipate | D | D | D | D | B | B | D | B | A |
| Butyl Chloride | - | D | D | - | - | - | D | A | A |
| Butyl Ether | C | B | D | B | C | D | C | D | A |
| Butyl Ethyl Acetaldehyde | - | D | D | - | - | - | D | D | A |
| Butyl Ethyl Ether | - | B | D | - | - | - | B | - | A |
| Butyl Formate | D | D | D | - | - | - | - | - | A |
| Butyl Hydrate | A | A | A | D | B | B | A | A | A |
| Butyl Hydride | A | A | D | C | D | D | B | A | A |
| Butyl Hydroxide | A | A | A | D | B | B | A | A | A |
| Butyl Iodide | D | D | D | - | - | - | - | - | A |
| Butyl Methyl Ketone | - | - | - | - | - | - | - | - | A |
| Butyl Oleate | D | D | D | - | B | B | D | A | A |
| Butyl Oxide | C | B | D | B | C | D | C | D | A |
| Butyl Phthalate | - | D | D | - | - | - | D | C | A |
| Butyl Stearate | D | B | D | - | B | - | D | A | A |
| Butyl Tertiary Alcohol | A | A | A | D | A | B | A | B | A |
| Butylene | C | B | D | D | D | D | C | A | A |
| Butyraldehyde | C | D | D | D | B | C | C | D | A |
| Butyric Acid | C | D | B | - | B | - | C | B | A |
| Butyric Alcohol | B | B | A | - | - | - | - | - | A |
| Butyric Anhydride | - | C | C | - | - | - | B | - | A |
| Butyrone | - | D | D | - | - | - | D | D | A |
| Butyronitrile | D | D | D | - | A | - | - | - | A |
| C | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Cacao Butter | B | D | D | - | - | - | - | - | A |
| Cadmium Acetate | - | D | D | - | - | - | A | D | A |
| Cadmium Cyanide | A | - | - | - | - | - | - | A | A |
| Cajeputene | D | B | D | D | D | D | D | A | A |
| Cake Alum | A | A | A | - | - | - | - | - | A |
| Calamine | B | B | B | - | - | - | A | A | A |
| Calcine Liquors | - | A | - | D | A | - | - | A | A |
| Calcined Magnesia | A | - | - | - | - | - | - | A | A |
| Calcined Potash | A | B | A | - | - | - | - | - | A |
| Calcium Acetate | B | B | B | D | A | D | B | D | A |
| Calcium Aluminate | - | A | A | - | - | - | A | A | A |
| Calcium Bichromate | - | - | - | - | - | - | C | - | A |
| Calcium Bisulfate | A | A | A | A | A | B | A | A | A |
| Calcium Bisulfite | A | A | C | A | D | A | A | A | A |
| Calcium Bisulphite | A | A | C | A | D | A | A | A | A |
| Calcium Carbonate | A | A | A | C | A | A | A | A | A |
| Calcium Chlorate | A | A | B | - | B | - | A | A | A |
| Calcium Chloride | A | A | A | A | A | A | A | A | A |
| Calcium Cyanide | A | A | A | - | A | A | A | - | A |
| Calcium Fluorphosphate | A | - | - | - | - | - | - | A | A |
| Calcium Hydrate | A | A | A | A | A | A | B | A | A |
| Calcium Hydroxide (Caustic Lime) | A | A | A | C | A | A | A | B | A |
| Calcium Hypochloride | D | D | D | D | A | - | A | A | A |
| Calcium Hypochlorite | D | D | C | D | A | B | B | A | A |
| Calcium Monoxide | A | A | A | - | A | - | A | - | A |
| Calcium Nitrate | A | B | A | A | A | B | A | A | A |
| Calcium Oxide | A | A | A | - | A | - | A | - | A |
| Calcium Oxychloride - 15% | D | C | C | D | A | B | A | A | A |
| Calcium Phosphate | B | A | A | A | A | A | A | A | A |
| Calcium Salts | A | A | A | A | A | B | A | A | A |
| Calcium Silicate | A | A | A | - | A | - | A | A | A |
| Calcium Silico-Aluminate | D | D | B | - | - | - | - | - | A |
| Calcium Sulfate | A | A | A | - | A | - | A | A | A |
| C | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Calcium Sulfhydrate | - | A | A | - | - | - | A | A | A |
| Calcium Suflide | B | A | B | A | A | B | A | A | A |
| Calcium Sulfite | A | A | B | A | A | A | A | A | A |
| Calcium Thiosulfate | A | B | B | A | A | A | A | A | A |
| Calcyanide | A | A | A | - | A | A | A | - | A |
| Caliche | B | B | B | - | A | D | A | A | A |
| Caliche Liquors | B | B | A | A | A | B | A | A | A |
| Calx | A | A | A | - | A | - | A | - | A |
| Candol | B | A | D | B | D | C | D | A | A |
| Cane Sugar | A | A | A | D | A | A | A | A | A |
| Cane Sugar Liquors | A | A | A | D | A | A | A | A | A |
| Caprillic Acid | - | C | C | - | - | - | B | - | A |
| Caproic Aldehyde | C | D | C | D | B | B | - | D | A |
| Caproxyl Alcohol | D | D | D | - | - | - | - | - | A |
| Caproyl Alcohol | B | B | B | D | A | B | A | A | A |
| Caproyl Hydride | B | A | D | B | D | D | B | A | A |
| Capryl Acetate | - | D | D | - | - | - | A | D | A |
| Capryl Alcohol | B | A | A | D | C | B | B | A | A |
| Caprylic Acid | - | C | C | - | - | - | B | - | A |
| Caprylic Alcohol | B | B | B | D | A | B | A | A | A |
| Caprylic Aldehyde | - | D | D | - | - | - | D | D | A |
| Carbamate | B | C | D | D | B | - | B | A | A |
| Carbamide | B | B | A | - | - | - | A | - | A |
| Carbazotic Acid | C | C | C | B | B | D | A | A | A |
| Carbinol | A | A | A | D | A | A | A | D | A |
| Carbitol | B | B | C | D | B | B | B | B | A |
| Carbitol Acetate | - | C | D | - | - | - | B | - | A |
| Carbolate | D | D | D | - | - | - | - | B | A |
| Carbolic Acid | D | D | D | D | D | D | C | A | A |
| Carbolic Acid, Phenol | D | D | D | D | D | D | C | A | A |
| Carbon Bisulfide | D | D | D | C | D | C | D | A | A |
| Carbon Dioxide - Wet or Dry | B | A | B | A | B | A | A | A | A |
| Carbon Disulfide | D | D | D | C | D | C | D | A | A |
| C | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Carbon Monoxide | B | A | B | A | A | A | A | A | A |
| Carbon Monoxide (Hot) | C | C | C | A | C | A | B | A | A |
| Carbon Tetrabromide | D | D | D | - | D | D | - | A | A |
| Carbon Tetrachloride | D | C | D | D | D | D | D | A | A |
| Carbon Tetrafluoride | D | D | D | - | B | - | D | - | A |
| Carbonic Acid | A | B | A | A | A | A | A | A | A |
| n-Carbonic Acid | A | B | A | A | A | A | A | A | A |
| Carbonic Acid Gas | B | A | B | A | B | A | A | A | A |
| Carbonic Anhydride | B | A | B | A | B | A | A | A | A |
| Carboxy Benzene | B | - | A | - | - | - | - | - | A |
| Carboxy Ethane | D | D | A | - | A | - | B | - | A |
| Carboxy Methyl Chloride | D | D | D | D | B | - | D | D | A |
| Carrene | D | D | D | D | D | D | D | B | A |
| Casein (Casymen) | A | A | A | - | A | - | A | A | A |
| Casing Head Gasoline | - | A | D | - | - | - | D | A | A |
| Castor Oil | A | A | B | A | B | A | A | A | A |
| Caustic-Baryta | A | A | B | B | A | A | A | A | A |
| Caustic-Lime | A | A | A | C | A | A | A | B | A |
| Caustic-Potash | B | C | B | B | B | B | A | C | A |
| Caustic-Soda | B | C | A | B | A | B | B | B | A |
| Cellosize | - | D | D | - | - | - | D | - | A |
| Cellosolve | D | D | D | D | B | D | B | C | A |
| Cellosolve Acetate | D | D | D | D | B | D | C | D | A |
| Cellosolve Butyl | C | C | D | D | A | - | B | D | A |
| Celluguard | A | A | A | D | A | A | A | A | A |
| Cellulose Acetate | B | B | B | - | - | - | - | C | A |
| Cellulube A60 (Now Fyrquel) | D | D | D | D | A | - | D | B | A |
| Cellulube 90,100,150,220,300,500 | D | D | D | D | A | A | D | A | A |
| Cellulube Hydraulic Fluids | D | D | D | D | A | - | D | B | A |
| Cellutherm 2505A | D | B | D | D | D | D | D | A | A |
| Cetane (Hexadecane) | B | A | D | D | D | D | B | A | A |
| Cetylic Acid | B | A | B | A | B | D | C | A | A |
| Ceylon Gelatin | B | B | A | - | - | - | - | - | A |
| C | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Chile Niter (Nitre) | B | B | B | - | A | D | A | A | A |
| Chile Nitrate | B | C | B | - | A | C | A | A | A |
| Chile Salt Peter | B | B | B | - | A | D | A | A | A |
| China Bean Oil | B | A | D | B | C | C | B | B | A |
| China Wood Oil (Tung Oil) | B | A | D | C | C | D | B | A | A |
| Chinese Bean Oil | B | A | D | B | C | C | B | B | A |
| Chinese Gelatin | B | B | A | - | - | - | - | - | A |
| Chinese Wood Oil | B | A | D | C | C | D | B | A | A |
| Chloracetic Acid | D | D | D | D | B | - | D | D | A |
| Chlorallyene | D | D | D | - | D | - | D | B | A |
| Chloratus | B | B | B | B | B | D | C | A | A |
| 2 Chlorethanol | B | D | B | D | A | C | B | A | A |
| Chlorextol | B | B | D | D | D | D | D | A | A |
| Chloride Of Lime | D | C | C | D | A | B | A | A | A |
| Chlorinated Diphenyl | C | B | D | D | D | C | B | A | A |
| Chlorinated Hydrocarbons | D | D | D | - | D | - | D | A | A |
| Chlorinated Hydrochloric Ether | D | D | D | - | D | - | - | - | A |
| Chlorinated Lime- 35% | D | C | C | D | A | B | A | A | A |
| Chlorinated Salt Brine | D | D | B | D | D | D | B | A | A |
| Chlorinated Solvents (Wet Or Dry) | D | D | D | D | D | D | D | A | A |
| Chlorinated Tar Camphor | D | D | D | - | - | - | - | - | A |
| Chlorine (Dry) | C | D | D | D | B | D | C | A | A |
| Chlorine (wet) | D | D | D | D | C | - | C | A | A |
| Chlorine Agueon | - | - | D | - | - | - | - | - | A |
| Chlorine Dioxide | D | D | D | D | C | C | C | A | A |
| Chlorine Dioxide, 8% C1 as NaClO2 | D | D | D | D | D | - | D | A | A |
| Chlorine Gas, Dry | C | C | C | - | D | - | D | B | A |
| Chlorine Gas, Wet | D | C | D | - | D | - | D | C | A |
| Chlorine Peroxide | D | D | D | D | C | C | C | A | A |
| Chlorine Trifluoride | D | D | D | D | D | D | D | D | A |
| Chlorine Water - 3% | C | B | B | - | - | - | B | A | A |
| Chlorine Water - Saturated | D | C | D | - | C | - | B | A | A |
| Chloro Acetic Acid | C | D | C | D | C | C | B | C | A |
| C | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Chloro Aceto Nitrile | C | C | C | - | - | - | - | - | A |
| Chloro Allyene | D | D | D | - | D | - | D | B | A |
| Chloro Azotic Acid | D | D | D | - | C | C | B | A | A |
| Chloro Benzal | - | D | - | - | - | - | - | - | A |
| x-Chloro Benzaldehyde | D | D | D | D | D | D | D | B | A |
| Chloro Bezene | D | D | D | D | D | D | D | A | A |
| Chlorobenzene, Mono | D | D | D | D | D | D | D | A | A |
| Chloro Benzol | D | D | D | D | D | D | D | A | A |
| Chloro Bromo Methane | D | D | D | D | B | D | D | B | A |
| Chloro Butadiene | D | D | D | D | D | D | C | A | A |
| 2 Chloro 1, 3-Butadiene | D | D | D | D | D | D | C | A | A |
| Chloro Butane (Chlorobutanol) | - | D | D | - | - | - | D | A | A |
| 1-Chloro-2, 3-Epoxypropane | D | D | D | D | B | D | D | D | A |
| Chlorododecane | D | D | D | D | D | D | D | A | A |
| Chloro Ethane | B | B | B | B | B | D | C | A | A |
| Cloro Ethanoic Acid | C | D | C | D | C | C | B | C | A |
| Chloro Ethanol | B | D | B | D | A | C | B | A | A |
| Chloro Ethene | D | D | C | - | C | - | D | A | A |
| Chloro Ethyl Alcohol | B | D | B | D | A | C | B | A | A |
| Chloro Ethyl Benzene | D | D | D | - | D | - | D | A | A |
| Chloro Form | D | D | D | D | D | D | D | A | A |
| 2-Chloro-1-Hydroxy Ethane | B | D | C | D | B | C | B | A | A |
| Chloro Methane (Chloromethyl) | D | D | D | D | C | D | D | A | A |
| 0-Chloro Napthalene | D | D | D | D | D | D | D | A | A |
| 1-Chloro 1-Nitro Ethane | D | D | D | D | D | D | D | C | A |
| ChloroPentane | D | D | D | - | D | D | D | A | A |
| n-1-Chloro Pentane | D | D | D | - | D | D | D | A | A |
| Chloro Phenic Acid | D | D | D | - | D | - | D | B | A |
| 0-Chloro Phenol | D | D | D | D | D | D | D | A | A |
| Chloro Prene | D | D | D | D | D | D | C | A | A |
| Chloro Propanone | - | D | D | - | - | - | D | D | A |
| Chloro Propene | D | D | D | - | D | - | D | B | A |
| 3-Chloro Propene | D | D | D | - | D | - | D | B | A |
| Chloro Propylene | D | D | D | - | - | - | - | - | A |
| C | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Chloro Propylene Oxide | D | D | D | D | B | D | D | D | A |
| Chlorosulfonic Acid | D | D | D | D | D | D | D | C | A |
| Chloro Thene | - | D | D | - | - | - | D | A | A |
| Chloro Ttoluene | D | D | D | D | D | D | D | A | A |
| x-Chloro Toluene | D | D | D | D | D | D | D | A | A |
| Chloro Trifluoro Ethylene | - | D | D | - | - | - | - | - | A |
| Chlorox | B | B | D | D | B | - | B | A | A |
| Chrome Alum | A | A | A | - | A | A | A | A | A |
| Chrome Ammonium Alum | A | A | A | - | - | - | - | - | A |
| Chrome Plating Solutions | D | D | D | D | D | B | D | A | A |
| Chromic Acid | D | D | D | D | C | C | B | A | A |
| Chromic Acid - To 25% | D | D | D | D | A | C | A | A | A |
| Chromic Acid - Over 25% | D | D | D | D | B | C | A | A | A |
| Chromic Acid - 50% | D | D | D | D | B | C | B | A | A |
| Chromic Oxide - 88WT % Aqeous | D | D | D | D | B | B | A | A | A |
| Chromicoat | D | - | D | - | - | - | - | - | A |
| Chromium Ammonium Sulfate | A | A | A | - | - | - | - | - | A |
| Chromium Potassium Sulfate | A | A | A | - | A | A | A | A | A |
| Chrysolepic Acid | A | B | B | B | B | D | B | A | A |
| Cinene | D | B | D | D | D | D | D | A | A |
| Cinnamene | D | D | D | C | D | D | D | A | A |
| Circo Light Process oil | B | A | D | A | D | D | B | A | A |
| Citric Acid | A | B | B | A | A | A | A | A | A |
| Citric Acid-Ammoniated | B | B | A | - | - | - | - | - | A |
| Citrous Oils | D | C | D | - | B | - | D | - | A |
| City Service-Koolmotor,AP Gear Oil | B | A | D | A | D | D | B | A | A |
| 140-EP Lube | |||||||||
| City Service-Pacemake#2 | B | A | D | B | D | D | D | A | A |
| City Service-#65, #120, #250 | B | A | D | B | D | D | D | A | A |
| Cleaners Naptha | D | B | D | - | - | - | - | - | A |
| Coal Oil | B | A | D | B | D | D | D | A | A |
| Coal Tar- Bituminious | C | C | D | - | D | - | D | A | A |
| Coal Tar-Creosote | B | A | D | B | D | C | B | A | A |
| Coal Tar Naphtha (Naptha) | D | C | D | D | D | D | D | A | A |
| Cobalt Chloride | A | A | A | D | A | B | A | A | A |
| C | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Cobalt Chloride, 2N | A | A | A | D | A | A | A | A | A |
| Cocoa Butter | B | D | D | - | - | - | - | - | A |
| Coconut Oil (Butter) | B | A | D | B | B | A | B | A | A |
| Coconut Oil (Butter) | B | A | D | B | B | A | B | A | A |
| Cod Liver Oil | B | B | D | A | A | B | B | A | A |
| Coffee | A | A | A | D | A | A | A | A | A |
| Codol Ye | A | A | - | - | - | - | B | A | A |
| Coke Oven Gas | C | C | C | D | D | B | B | A | A |
| Cole Oil | B | B | D | B | A | D | C | A | A |
| Coliche Liquors | A | B | A | - | B | - | - | - | A |
| Colla | A | A | B | A | B | A | A | A | A |
| Cologne Sprits | A | A | A | D | A | A | A | B | A |
| Colonial Sprit | A | A | A | D | A | A | A | D | A |
| Columbian Spirits | A | A | A | D | A | A | A | D | A |
| Colza Oil | B | B | D | B | A | D | C | A | A |
| Common Alum | A | A | A | - | A | A | A | A | A |
| Common Salt | A | A | A | A | A | A | A | A | A |
| Convelex 10 | D | D | D | B | D | D | D | - | A |
| Coolanol-Monsanto | A | A | D | D | D | D | B | A | A |
| Cooanol 25 & 45-Monsanto | A | A | D | D | D | D | B | A | A |
| Copper Acetate | B | B | A | D | A | D | C | D | A |
| Copper Arsenate, Basic | A | A | A | - | A | - | A | A | A |
| Copper Chloride (Cupric Chloride) | B | A | B | A | A | A | A | A | A |
| Copper Chloride- Anhydrous | B | A | B | A | A | A | A | A | A |
| Copper Cyanide | B | A | A | A | A | A | B | A | A |
| Copper Hydrate | - | B | C | - | - | - | B | C | A |
| Copper Hydroxide | - | B | C | - | - | - | B | C | A |
| Copper Lasur | - | A | C | - | - | - | A | A | A |
| Copper Nitrate | A | A | C | - | A | - | A | A | A |
| Copper Nitrite | - | A | C | - | - | - | A | A | A |
| Copper Salts | A | A | A | A | A | A | A | A | A |
| Copper Suflate | A | A | B | A | A | A | A | A | A |
| Copper Sulfate-10% | A | A | B | B | A | A | A | A | A |
| Copper Sulfate-50% | A | A | A | C | A | A | A | A | A |
| C | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Copper Sulfide | - | A | C | - | - | - | A | A | A |
| Copper Sulphate | A | A | C | A | A | A | A | A | A |
| Copperas Ferrous Sulfate | A | A | A | - | A | - | A | A | A |
| Copra | B | B | D | A | A | - | B | A | A |
| Corn Oil | C | A | D | A | C | A | B | A | A |
| Corn Syrup (Sugar) | B | B | B | A | A | A | A | A | A |
| Corrosive Mercury Chloride | A | A | B | - | B | A | A | A | A |
| Corrosive Sublimate | A | A | B | - | B | A | A | A | A |
| Cosmolin | B | A | D | A | D | D | B | A | A |
| Cottonseed Oil | B | A | D | A | B | A | B | A | A |
| Creosol | D | C | D | D | D | D | C | A | A |
| Creosylic Acid | D | B | D | - | D | D | D | A | A |
| Cresol (Cresol's) | D | C | D | D | D | D | C | A | A |
| Cresote | C | B | D | B | D | D | C | A | A |
| Creosote-Coal Tar | B | A | D | C | D | D | C | A | A |
| Creosote-Wood Tar | B | A | D | C | D | D | D | A | A |
| Cresyl Alcohol | D | C | D | D | D | D | C | A | A |
| Cresyl Hydrate | D | C | D | D | D | D | C | A | A |
| Cresylic Acid | D | C | D | D | D | D | C | A | A |
| Crotanaldehyde | - | D | D | - | - | - | D | D | A |
| Crude Petroleum (Oil) | B | A | D | C | D | D | C | A | A |
| Cryolite | A | B | A | - | B | - | - | A | A |
| Cryolite-10% | A | B | - | - | A | - | - | A | A |
| Cryscoate-F.H. Rinse | D | - | D | - | - | - | - | - | A |
| Cryscoat-H.C. | D | - | D | - | - | - | - | - | A |
| Cryscoat-L.T. & S.W. | D | - | D | - | - | - | - | - | A |
| Crystal Aerugo | B | B | - | - | A | - | B | - | A |
| Crystal Ammonia | A | A | - | - | - | - | - | - | A |
| Crystalline or Zinc Vitirol | A | A | A | - | A | A | A | A | A |
| Crystals Of Venus | B | B | - | - | A | - | B | - | A |
| Cubic Niter | B | B | B | - | A | D | A | A | A |
| Cubic Saltpeter | B | C | B | - | A | C | A | A | A |
| Cubnic | B | C | B | - | A | C | A | A | A |
| C-D | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Cupric Acetate | B | B | - | - | A | - | B | - | A |
| Cupric Arsenate | A | A | A | - | A | - | A | A | A |
| Cupric Carbonate | - | A | C | - | - | - | A | A | A |
| Cupric Chloride | B | A | B | A | A | A | A | A | A |
| Cupric Cyanide | B | A | A | A | A | A | B | A | A |
| Cupric Hydroxide | - | B | C | - | - | - | B | C | A |
| Cupric Nitrate | A | A | C | - | A | - | A | A | A |
| Cupric Nitite | - | A | C | - | - | - | A | A | A |
| Cupric Sulfate | A | A | B | A | A | A | A | A | A |
| Cupric Sulfide | - | A | C | - | - | - | A | A | A |
| Cupric Sulphate | A | A | C | A | A | A | A | A | A |
| Cutting Oil | B | A | D | A | D | D | B | A | A |
| Cyanic Acid, Powdered | A | A | A | - | A | A | A | - | A |
| Cyanomethane | A | C | B | - | B | - | B | D | A |
| Cyclo Hexane | C | A | D | B | D | D | D | A | A |
| Cyclo Hexanol | B | B | C | D | C | D | B | A | A |
| Cyclo Hexanone | D | D | D | D | B | D | D | D | A |
| Cyclo Hexatriene | D | D | D | D | D | D | D | A | A |
| Cyclo Hexene | B | A | D | A | D | D | B | A | A |
| Cyclo Pentane | A | B | D | - | D | - | D | A | A |
| Cyclo Pentanol | - | B | D | - | - | - | D | B | A |
| Cyclopentanone | - | D | D | - | - | - | D | D | A |
| P-Cymene | D | D | D | D | D | D | D | B | A |
| Danforth's Oil | C | A | D | C | D | C | C | A | A |
| D.B.P. | D | D | D | C | A | B | D | B | A |
| D.D.T. In deoderized Kerosene | C | C | D | - | D | - | D | A | A |
| Decahydronapthalene | D | D | D | D | D | D | D | A | A |
| Decalin (Deklin) | D | D | D | D | D | D | D | A | A |
| Decanal | - | D | D | - | - | - | D | D | A |
| Decane | C | B | D | B | D | B | C | A | A |
| Decanol | D | A | A | - | - | - | A | B | A |
| 1-Decanol | D | A | A | - | - | - | A | B | A |
| Decatyl Alcohol | D | A | A | - | - | - | A | B | A |
| Decyl Butyl Phtalate | - | D | D | - | - | - | D | C | A |
| D | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Degreasing Fluid | D | D | D | - | D | - | D | A | A |
| Dehydrated Alcohol | A | A | A | D | A | A | A | B | A |
| Deionized Water | A | B | A | - | - | - | - | - | A |
| Dekalin | D | D | D | D | D | D | D | A | A |
| Delco Brake Fluid | B | C | - | - | A | C | B | D | A |
| Delrin | D | D | D | - | - | - | - | - | A |
| Denatured Alcohol | A | A | A | D | A | A | A | B | A |
| Dental Gas | - | A | A | - | - | - | A | A | A |
| Detergent-Water Solutinos | B | A | B | D | A | A | A | A | A |
| Deuterium Oxide | B | A | A | D | A | A | A | - | A |
| Developing Fluids & Solutions | A | A | A | - | B | A | A | A | A |
| Dextron | B | A | D | B | D | D | D | A | A |
| Dextronic Acid | - | C | D | - | - | - | B | - | A |
| Dextrose | A | A | A | B | A | A | A | A | A |
| Diacetic Acid | D | D | B | - | - | - | - | - | A |
| Diacetic Ester | D | D | B | - | - | - | - | - | A |
| Diacetic Ether | D | D | B | - | - | - | - | - | A |
| Diacetone | D | D | D | C | A | D | D | D | A |
| Diacetone Alcohol | C | D | B | C | A | B | B | D | A |
| Diacetyl Acetic Acid | D | D | B | - | - | - | - | - | A |
| Diamidogen | C | C | D | D | A | C | C | D | A |
| Diamine (Diamidogen) | C | C | D | D | A | C | C | D | A |
| Diamino Ethane | A | A | B | D | A | A | B | D | A |
| Diammonium Orthophosphate | A | A | A | - | A | A | A | A | A |
| Diamyl Amine | - | B | B | - | - | - | C | - | A |
| Diamyl Napthalene | - | D | D | - | - | - | D | C | A |
| Diamyl Phenol | - | D | D | - | - | - | D | A | A |
| Diamylene | - | C | D | - | - | - | D | A | A |
| Diatol | D | D | D | - | - | - | - | - | A |
| Diazinon | C | C | D | - | D | D | C | B | A |
| Dibenzyl Ether | D | D | D | B | B | - | D | D | A |
| Dibenzyl Sebecate | D | D | D | C | B | C | D | B | A |
| Dibromo Benzene | - | D | D | - | - | - | D | A | A |
| 1,2-Dibromo Ethane | D | D | D | D | C | D | D | B | A |
| Dibromo Ethyl Benzene | D | D | D | D | D | D | D | A | A |
| D | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Dibromo Methane | D | D | D | - | - | - | D | B | A |
| Dibutyl | - | A | D | - | - | - | D | A | A |
| Dibutyl Acetate | D | - | - | - | - | - | - | - | A |
| Dibutyl Amine | D | C | C | D | D | C | C | C | A |
| Dibutyl Ether | D | C | D | B | C | D | C | C | A |
| Dibutyl Phthalate | D | D | D | C | A | B | D | N | A |
| Dibutyl Sebecate | D | D | D | D | B | B | D | B | A |
| Dicalcium Phosphate | - | A | A | - | - | - | A | A | A |
| Dicarboxylic Acid | B | C | C | D | A | B | B | B | A |
| Dichloro Acetic Acid | - | D | B | - | - | - | D | D | A |
| 0-Dichloro Benzene | D | D | D | D | D | D | D | A | A |
| P-Dichloro Benzene | D | D | D | D | D | D | D | A | A |
| Dichloro Butane | D | C | D | D | D | D | D | A | A |
| 2.2'-Dichloro Diethy Sulfide | A | - | A | - | A | A | A | A | A |
| Dichloro Difluoro Methane (Freon12) | A | B | B | A | B | D | B | B | A |
| Dichloro Ethane | D | D | D | - | - | - | D | A | A |
| 1.1'-Dichloro Ethane | D | D | D | D | D | - | D | B | A |
| 1.2-dichloro Ethane | D | D | D | D | C | C | D | B | A |
| Dichloro Ethanoic Acid | - | D | B | - | - | - | D | D | A |
| Dichloro Ether | - | D | D | - | - | - | D | - | A |
| Dichloro Ethyl Ether | - | D | D | - | - | - | D | - | A |
| Dichloro Ethylene | D | D | D | - | D | - | D | A | A |
| Dichloro Fluoro Methane (Freon 21) | C | D | D | - | D | D | D | D | A |
| Dichloro Hexane | - | D | D | - | - | - | D | A | A |
| Dichloro Isopropyl Ether | D | D | D | B | C | D | D | C | A |
| Dichloro Methane | D | D | D | D | D | D | D | B | A |
| Dichloro Pentane | - | D | D | - | - | - | D | A | A |
| Dichloro Propane | D | D | D | - | D | - | D | A | A |
| 1.20Dichloro Propane | D | D | D | - | D | - | D | B | A |
| Dicyclo Hexyl Amine | D | C | D | D | D | - | D | C | A |
| Dieldrin In Xylene | D | D | D | - | D | - | D | B | A |
| Dieldrin In Xylene & Water Spray | B | B | D | - | D | - | D | B | A |
| Dieline | D | D | D | - | - | - | D | A | A |
| Diesel Oil | B | A | D | C | D | D | B | A | A |
| D | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Di-Ester Lubricants-Synthetic | D | B | D | D | D | D | D | A | A |
| Diethanol Amine | - | B | B | - | - | - | C | - | A |
| 1. 1-Diethoxyethane | - | - | - | - | - | - | - | - | A |
| Diethyl Actal | - | - | - | - | - | - | - | - | A |
| Diethyl Amine | B | B | B | C | B | B | C | D | A |
| Diethyl Benezene | D | D | D | D | D | D | D | A | A |
| Diethyl Carbinol | - | A | A | - | - | - | A | B | A |
| Diethyl Carbonate | D | D | D | - | - | - | - | - | A |
| Diethyl Ether | C | C | D | A | D | D | C | D | A |
| Diethyl Ketone | D | D | D | - | B | - | D | D | A |
| Diethyl Oxalate | D | D | C | - | D | - | D | - | A |
| Diethyl Oxide | C | B | D | A | D | D | C | D | A |
| Diethyl Phthalate | - | D | D | - | - | - | D | C | A |
| Diethyl Sebacate | D | D | D | D | B | B | D | B | A |
| Diethyl Suffate | - | D | D | - | - | - | D | D | A |
| Diethyl Triamine | - | B | B | - | - | - | C | - | A |
| Diethylene Dioxide | D | D | D | D | B | D | D | D | A |
| Diethylene Ether | D | D | D | - | - | - | - | - | A |
| Diethylene Glycol | A | A | A | D | A | B | A | A | A |
| Diethylene Glyco-Butyl Ether | B | C | D | - | A | B | A | A | A |
| Diethylene Glycol-Dialky Ether | D | A | D | - | - | - | - | - | A |
| Diethylene Glycol-Monoalkyl Ether | D | A | D | - | - | - | - | - | A |
| Diethylene Glycol-Monobutyl Ether | B | A | D | - | A | A | A | A | A |
| Diethylene Glycol-Monoethyl Ether | B | B | D | D | B | B | B | A | A |
| Diethylene Oxide | D | D | D | D | B | D | D | D | A |
| Diethylene Triamine | - | B | B | - | - | - | C | - | A |
| Difluoro Dibromo Methane | D | D | D | D | B | D | D | - | A |
| Digallic Acid | A | C | A | A | B | B | A | A | A |
| Dihydro-p-Dioxin | D | D | D | D | B | D | D | D | A |
| Dihydrogen Sodium Phosphate | B | A | A | A | A | D | A | A | A |
| 2. 3-Dihydroxy Butanedioci Acid | B | A | A | A | B | A | A | A | A |
| Dihydroxy Diethyl Amine | - | B | B | - | - | - | C | - | A |
| Dihydroxy Diethyl Ether | B | A | A | - | - | - | A | A | A |
| Dihydroxy Ethane | A | A | A | B | A | A | A | A | A |
| Dihydroxy Ethyl Amine | - | B | B | - | - | - | C | - | A |
| D | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Teflon/ Flourel |
| Dihydorxy Propane | A | A | A | - | - | - | A | A |
| Dihydroxy Succinic Acid | B | A | A | A | B | A | A | A |
| Diisobutyl Ketone | D | D | D | - | B | - | D | A |
| Diiso Butylene | D | B | D | D | D | D | D | A |
| Diiso Decyl Adipate | - | D | D | - | - | - | D | A |
| Diiso Decyl Phthalate | D | D | D | - | A | - | D | A |
| Diiso Octyl Adipate | - | D | D | - | - | - | D | A |
| Diiso Octyl Phtalate | - | D | D | - | - | - | D | A |
| Diiso Octyl Sebacate | D | C | D | D | C | C | D | A |
| Diisoprene | D | C | D | - | D | - | D | A |
| Diiso Propanol Amine | - | B | B | - | - | - | C | A |
| Diiso Propilidene Acetone | D | D | D | D | B | D | D | A |
| Diiso Propyl Amine | - | B | B | - | - | - | C | A |
| Diiso Propyl Benzene | D | D | D | - | D | - | D | D |
| Diiso Propyl Ether | D | B | D | - | D | - | C | A |
| Diiso Propyl Ketone | D | D | D | D | B | D | D | A |
| Dilauryl Ether | - | B | D | - | - | - | B | A |
| Dimethyl | B | A | D | C | D | D | B | A |
| Dimethyl Amine | - | B | B | - | C | - | D | A |
| Dimethyl Aniline | D | D | D | - | C | D | D | A |
| Dimethyl Benzene | D | D | D | D | D | D | A | A |
| 2. 2-Dimethyl Butane | - | - | A | - | - | - | A | A |
| 2. 3-Dimethyl-2. 3-Butanediol | A | A | A | - | C | - | A | A |
| Dimethyl Carbinol | B | B | A | D | A | A | A | A |
| Dimethyl Ether | C | B | D | - | B | A | C | A |
| Dimethyl Ethyl Methane | - | A | D | - | - | - | D | A |
| Dimethyl Formamide | D | B | D | - | B | B | D | A |
| Dimethyl Ketal | C | D | B | D | A | B | C | A |
| Dimethyl Ketone | C | D | B | D | A | B | C | A |
| Dimethyl Methane | B | A | D | C | D | D | B | A |
| Dimethyl Pentane | B | A | D | - | D | - | D | A |
| Dimethyl Phenol | - | D | D | - | - | - | D | A |
| Dimethyl Phthalate | D | D | D | - | B | - | D | A |
| Dimethyl Sulfate | - | D | D | - | - | - | D | A |
| Dimethyl Sulfide | - | D | D | - | - | - | D | A |
| D | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Dimethylene Oxide | D | D | D | D | C | D | D | D | A |
| Dinitro Benzene | - | D | D | - | - | - | D | A | A |
| Dinitro Toluene | D | D | D | D | D | D | D | C | A |
| Dioctyl Adipate | D | D | D | - | B | - | D | C | A |
| Dioctyl Amine | - | B | B | - | - | - | C | - | A |
| Dioctyl Phthalate | D | D | D | D | B | C | D | A | A |
| Dioctyl Sebecate | D | D | D | B | B | C | D | B | A |
| Dioform | D | D | D | - | - | - | D | A | A |
| Diols | A | A | A | B | A | A | A | A | A |
| Dioxane (Dioxan) | D | D | D | D | B | D | D | D | A |
| Dioxane (Diethylene Ether) | D | D | D | D | B | D | D | D | A |
| Dioxolane's (Dioxolan's) | D | D | D | D | B | D | D | C | A |
| Dioxethylene Ether | D | D | D | - | - | - | - | - | A |
| p-Dioxybenzene | D | C | C | - | D | - | C | B | A |
| Dipentene | D | B | D | D | D | D | D | A | A |
| Diphenyl | D | D | D | D | D | D | D | A | A |
| Diphenyl-Chlorinated | C | B | D | D | D | C | B | A | A |
| Diphenyl Ketone | - | - | - | D | B | - | - | A | A |
| Diphenyl Oxide's | D | D | D | - | D | C | C | A | A |
| Diphenyl Phtalate | - | D | D | - | - | - | D | C | A |
| Dippel's Oil | B | A | D | B | B | B | C | A | A |
| Dipropyl Amine | - | B | B | - | - | - | C | - | A |
| Dipropyl Ketone | - | D | D | - | - | - | D | D | A |
| Dipropyl Methane | B | A | D | - | D | - | D | A | A |
| Dipropylene Glycol | - | A | A | - | - | - | A | A | A |
| Disodium Phosphate | - | A | A | - | - | - | A | - | A |
| Dispersing Oil #10 | D | D | D | - | D | - | - | C | A |
| Distilled Vinegar | B | C | A | B | A | A | B | A | A |
| Diuretic Salt | B | B | B | D | A | D | B | D | A |
| Divinyl Benzene | - | D | D | - | - | - | D | A | A |
| Divinyl Ether | - | B | D | - | - | - | B | D | A |
| Divinyl Oxide | - | B | D | - | - | - | B | D | A |
| D.M.F. | D | D | D | - | - | - | - | - | A |
| D.M.P. | - | D | D | - | - | - | D | D | A |
| n-Or 1-Dodecanol | - | A | A | - | - | - | A | B | A |
| D | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Dodecyl Alcohol | - | A | A | - | - | - | A | B | A |
| n-Dodecyl Alcohol | - | A | A | - | - | - | A | B | A |
| Dodecyl Benzene | - | D | D | - | - | - | D | A | A |
| Dodecyl Toluene | - | D | D | - | - | - | D | A | A |
| Dolomite | A | A | D | - | B | - | A | A | A |
| D.O.P. | D | D | A | - | - | - | - | - | A |
| Douglas Fir Oil | D | B | D | - | - | - | - | - | A |
| Dow Chemical -50-4 | B | - | - | - | A | - | B | D | A |
| Dow Chemical-ET378 | D | D | D | B | - | D | D | - | A |
| Dow Chemical-ET588 | B | C | - | - | A | - | B | D | A |
| Dow Corning-3 | A | A | A | A | A | C | A | A | A |
| Dow Corning-4.5.11.33 | A | A | A | A | A | C | A | A | A |
| Dow Corning-44.55.200.220.510.550 | A | A | A | A | A | C | A | A | A |
| Dow Corning-704.705 | - | B | - | - | A | - | - | A | A |
| Dow Corning-710.1208.4050.6620 | A | A | A | A | A | C | A | A | A |
| Dow Corning-F60.xF60 | A | A | A | A | A | C | A | A | A |
| Dow Corning-F61 | A | A | A | A | A | B | A | A | A |
| Dow Fume W-40 100% Fumigant | D | D | D | - | C | - | - | C | A |
| Dow General Weed Killer (Phenol) | - | D | - | - | - | - | - | - | A |
| Dow General Weed Killer (Water) | - | B | - | - | - | - | - | - | A |
| Dow Guard | A | A | A | C | A | A | A | A | A |
| Dow Per | - | C | D | - | - | - | D | A | A |
| Dow Purifloc C-31 | A | A | A | - | - | - | - | - | A |
| Dowtherm A | D | D | D | D | D | D | C | A | A |
| Dowtherm E | D | D | D | D | D | D | C | A | A |
| Dowtherm Oil | D | - | D | B | D | B | D | A | A |
| Dowtherm SR-1 | - | A | A | - | - | - | A | A | A |
| Dowtherm-209, 50% Solution | B | C | - | - | A | C | - | D | A |
| Drinking Water | B | A | A | D | A | A | A | A | A |
| Dry Cleaning Fluids | D | C | D | D | D | D | D | A | A |
| Dry Cleaning Solvent | C | A | D | A | D | D | D | A | A |
| Drycid | C | - | C | - | - | - | - | - | A |
| DTE Light Oil | B | A | D | B | D | D | D | A | A |
| Dutch Liquid | D | D | D | D | C | C | D | B | A |
| Dutch Oil | D | D | D | - | D | - | - | - | A |
| E | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Earthnut Oil | C | A | D | B | C | A | C | A | A |
| Earth Pitch | B | A | D | B | D | D | C | A | A |
| Elayl Chloride | D | D | D | D | C | C | D | B | A |
| Elco 28-EP Lubricant | C | A | D | A | D | B | D | A | A |
| Enanthaldehyde | - | D | D | - | - | - | D | D | A |
| Epichlorohydrin | D | D | D | D | B | D | D | D | A |
| Epichlorohydrine | D | D | D | D | B | D | D | D | A |
| 1. 2-Epoxy Ethane | D | D | D | D | C | D | D | D | A |
| Epoxy Resins | A | - | - | - | A | - | - | D | A |
| Epsom Salts | B | A | A | - | A | A | A | A | A |
| Esam-6 Fluid | B | - | - | - | A | - | B | D | A |
| Essence Noibe | D | D | D | D | D | D | D | A | A |
| Essence Of Mirbane (Myrbane) | D | D | D | D | D | D | D | B | A |
| Esso Fuel 208 | B | A | D | D | D | D | C | A | A |
| Esso Golden Gasoline | D | B | D | D | D | D | D | A | A |
| Esso Motor Oil | C | A | D | D | D | D | D | A | A |
| Esso Transmission Fluid (Type A) | B | A | D | C | D | D | D | A | A |
| Esso WS2812 | D | A | D | D | D | D | D | A | A |
| Esso xP90-EP Lubricant | B | A | D | A | D | D | B | A | A |
| Esstic 42, 43 | B | A | D | B | D | D | D | A | A |
| Ethalic Acid | B | A | B | A | B | D | C | A | A |
| Ethamine | D | D | C | - | A | - | C | D | A |
| Ethanal | C | D | C | D | A | A | C | D | A |
| Ethanamide | B | A | C | D | A | B | B | C | A |
| Ethane | B | A | D | C | D | D | B | A | A |
| 1. 2-Ethane Diamine | A | A | B | D | A | A | B | D | A |
| Ethane Dioic Acid | B | C | C | D | A | B | B | B | A |
| 1. 2-Ethane Diol | A | A | A | B | A | A | A | A | A |
| Ethane Nitrile | A | C | B | - | B | - | B | D | A |
| Ethane Thiol | D | D | D | - | D | C | D | B | A |
| Ethanoic Acid (See Acetic Acid) | - | - | - | - | - | - | - | - | A |
| Ethanoic Anhydride | B | C | C | D | B | C | A | D | A |
| Ethanol | A | A | A | D | A | A | A | B | A |
| E | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Ehthanol 100% | A | A | A | D | A | A | A | B | A |
| Ehthanol Amine | B | B | B | C | B | B | B | D | A |
| Ehthanoyl Chloride | D | D | D | D | C | C | D | A | A |
| Ethene | - | B | - | - | C | - | A | A | A |
| Ethenoxyethene | - | B | D | - | - | - | B | D | A |
| Ethenyloxyethene | - | B | D | - | - | - | B | D | A |
| Ether's | D | D | D | B | C | D | D | C | A |
| Ether Cyanatus | B | D | A | - | A | - | - | D | A |
| Ether Iodatus | D | D | D | - | C | - | D | B | A |
| Ethine | B | A | B | - | A | B | B | A | A |
| Ethocel | B | B | B | B | B | C | B | D | A |
| Ethoxy Benzene | D | D | D | D | D | D | D | D | A |
| Ethoxy Ethane | C | C | D | A | D | D | C | D | A |
| Ethoxy Ethanol | D | D | D | D | B | D | B | C | A |
| 2-Ethoxy Ethanol | D | D | D | D | B | D | B | C | A |
| Ethyl Acetate (Organic Ester) | D | D | D | D | B | B | D | D | A |
| Ethyl Acetic Acid | C | D | B | - | B | - | C | B | A |
| Ethyl Aceto Acetate | D | D | C | D | B | B | D | D | A |
| Ethyl Acrylate | D | D | D | D | B | B | D | D | A |
| Ethyl Acrylic Acid | B | D | D | D | B | D | D | - | A |
| Ethyl Alcohol (Ethanol) | A | A | A | D | A | A | A | B | A |
| Ethyl Aldehyde | C | D | C | D | A | A | C | D | A |
| Ethyl Aluminum Dichloride | - | D | D | - | - | - | D | B | A |
| Ethyl Amine | D | D | C | - | A | - | C | D | A |
| Ethyl Benzene | D | D | D | D | D | D | D | A | A |
| Ethyl Benzoate | D | D | D | D | B | D | D | A | A |
| Ethyl Bromide | D | C | C | - | C | - | D | A | A |
| Ethyl Butanoate | D | D | D | - | - | - | - | - | A |
| Ethyl Butanol | - | A | A | - | - | - | A | B | A |
| Ethyl Butyl Acetate | - | D | D | - | - | - | B | D | A |
| Ethyl Butyl Alcohol | - | A | A | - | - | - | A | B | A |
| Ethyl Butyl Amine | - | B | B | - | - | - | C | - | A |
| E | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Ethyl Butyraldehyde | - | D | D | - | - | - | D | D | A |
| Ethyl Butyrate | D | D | D | - | D | - | D | C | A |
| Ethyl Butyric Ester | D | D | D | - | D | - | D | C | A |
| Ethyl Caprylate | D | B | D | - | D | - | - | - | A |
| Ethyl Caprylic Ester | D | B | D | - | D | - | - | - | A |
| Ethyl Cellosolve | D | D | D | D | B | D | B | C | A |
| Ethyl Cellulose | B | B | B | B | B | C | B | D | A |
| Ethyl Chloride | B | B | B | B | B | D | C | A | A |
| Ethyl Chloro Carbonate | C | D | D | D | D | D | C | A | A |
| Ethyl Chloro Formate | C | D | D | D | D | D | C | A | A |
| Ethyl Cyanide | B | D | A | - | A | - | - | D | A |
| Ethyl Cyclopentane | C | A | D | A | D | D | D | A | A |
| Ethyl Diacetate | D | D | B | - | - | - | - | - | A |
| Ethyl Dialetic Ester | D | D | B | - | - | - | - | - | A |
| Ethyl Dichloride | D | D | D | D | C | C | D | B | A |
| Ethyl Dimethyl Acetate | D | D | D | - | D | - | - | - | A |
| Ethyl Ether | D | C | D | B | D | D | D | D | A |
| Ethyl Formate | B | D | D | - | B | - | C | A | A |
| Ethyl Formic Ester | B | D | D | - | B | - | C | A | A |
| Ethyl Hexanol | B | B | A | D | A | B | A | A | A |
| Etyyl Hexoic Acid | - | C | C | - | - | - | B | - | A |
| Ethyl Hexyl Acetate | - | D | D | - | - | - | B | D | A |
| Ethyl Hexyl Alcohol | - | A | A | - | - | - | A | B | A |
| Ethyl Hexyl Phthalate | D | D | D | - | - | - | - | - | A |
| Ethyl Hydrate | A | A | A | D | A | A | A | B | A |
| Ethyl Hydride | B | A | D | C | D | D | B | A | A |
| Ethyl Hydroiodic Ester | D | D | D | - | C | - | D | B | A |
| Ethyl Hydro Sulfide | D | D | D | - | D | C | D | B | A |
| Ethyl Hydroxide | D | B | A | - | - | - | - | - | A |
| Ethyl Iodide | D | D | D | - | C | - | D | B | A |
| Ethyl Isobutyl Ether | D | C | D | - | D | - | B | - | A |
| Ethyl Isobutyrate | D | D | D | - | D | - | - | - | A |
| Ethyl Mercaptan | D | D | D | - | D | C | D | B | A |
| E | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Ethyl Methyl Carbinol | A | A | A | D | A | B | A | B | A |
| Ethyl Methyl Ketone | D | D | D | D | A | C | D | D | A |
| Ethyl Morpholene Stannous Octoate | |||||||||
| (50/50 mixture) | - | D | - | - | - | D | A | ||
| Ethyl Orthosilicate | A | A | B | - | A | - | A | A | A |
| Ethyl Oxalate | D | D | A | A | A | - | D | B | A |
| Ethyl Oxide | D | D | D | B | C | D | D | C | A |
| Ethyl-3-Oxobutanoate | D | D | C | D | B | B | D | D | A |
| Ethyl Pentachio Benzene | D | D | D | D | D | D | D | A | A |
| Ethyl Phtalate | - | D | D | - | - | - | D | C | A |
| Ethyl Propionate | D | D | D | - | D | - | - | - | A |
| Ethyl Propyl Ether | D | C | D | - | D | - | B | - | A |
| Ethyl Propyl Ketone | - | D | D | - | - | - | D | D | A |
| Ethyl Propyl Oxide | D | C | D | - | D | - | B | - | A |
| Ethyl Silicate | A | A | B | - | A | - | A | A | A |
| Ethyl Sulfate | - | D | D | - | - | D | D | A | |
| Ethyl Sulfohydrate | D | D | D | - | D | C | D | B | A |
| Ethylene | - | B | - | - | C | - | A | A | A |
| Ethylene Acetate | D | C | C | D | A | C | D | A | A |
| Ethylene Alcohol | A | A | A | B | A | A | A | A | A |
| Ethylene Bromide | D | D | D | D | C | D | D | B | A |
| Ethylene Carboxylic Acid | B | D | G | - | C | - | C | A | A |
| Ethylene Chloride | D | D | D | D | C | C | D | B | A |
| Ethylene Chlorhydrin | B | D | C | D | B | C | B | A | A |
| Ethylene Chlorohydrin | B | D | B | D | A | C | B | A | A |
| Ethylene Diamine | A | A | B | D | A | A | B | D | A |
| Ethylene Dibromide | D | D | D | D | C | D | D | B | A |
| Ethylene Dichloride | D | D | D | D | C | C | D | B | A |
| Ethylene Glycol | A | A | A | B | A | A | A | A | A |
| Ethylene Glycol Monobutyl Ether | C | B | D | - | A | - | B | C | A |
| Ethylene Glycol Monoethyl Ether Ace | D | C | C | D | A | C | D | A | A |
| Ethylene Glycol Monomethyl Ether | C | C | D | D | B | D | C | D | A |
| Ethylene Monoacetate | D | C | C | D | A | C | D | A | A |
| Ethylene Oxide | D | D | D | D | C | D | D | D | A |
| E-F | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Ethylene Oxide (12%) and Freon 12 (80%) | D | C | D | D | B | D | D | D | A |
| Ethylene Tetrachloride | D | D | D | - | D | C | D | A | A |
| Ethylene Trichloride | D | D | D | D | C | D | D | A | A |
| Ethylic Acid (See Acetic Acid) | - | - | - | - | - | - | - | - | A |
| Ethylic Alcohol | A | A | A | D | A | A | A | B | A |
| Ethylic Ether | C | C | D | A | D | D | C | D | A |
| Ethylidene Actic Acid | B | C | B | - | B | A | A | A | A |
| Ethylidene Chloride | D | D | D | - | D | - | - | - | A |
| Ethylidene Dichloride | D | D | D | - | D | - | - | - | A |
| Ethylidene Perchloride | D | D | D | - | D | - | - | - | A |
| Ethyne | B | A | B | - | A | B | B | A | A |
| Exsiccated Alum | A | A | A | - | A | - | A | - | A |
| Ex-Tri | - | D | D | - | - | - | D | A | A |
| Exxon 2380 Turbo Oil | - | - | - | - | D | - | - | A | A |
| F-60 & F-61 Fluid (Dow Corning) | A | A | A | A | A | D | A | A | A |
| Fat Lime | A | A | A | - | A | - | A | - | A |
| Fatty Acids | B | B | C | - | D | C | D | A | A |
| FC-43 Heptacosofluorotri-Butylamine | A | A | - | - | A | A | A | A | A |
| FC-75 Fluorcarbon | A | A | - | - | A | A | A | B | A |
| Feran | B | B | B | - | - | - | - | - | A |
| Fermentation Amyl Alcohol | A | B | B | D | A | D | B | B | A |
| Fermentation Lactic Acid | B | C | B | - | B | A | A | A | A |
| Ferric Acetate | - | D | D | - | - | - | A | D | A |
| Ferric Bromide | - | A | A | - | - | - | A | A | A |
| Ferric Chloride | B | A | A | A | A | B | B | A | A |
| Ferric Dichloride | A | A | A | A | A | - | A | A | A |
| Ferric Hydroxide | - | B | C | - | - | - | B | C | A |
| Ferric Nitrate | A | A | A | A | A | C | A | A | A |
| Ferric Perchloride | B | A | A | - | - | - | - | - | A |
| Ferric Persulfate | A | A | A | - | - | - | - | A | |
| Ferric Salts | - | A | A | - | - | A | A | A | |
| Ferric Sesqui Chloride | A | A | A | A | A | A | A | A | A |
| F | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Ferric Sesqui Sulfate | A | A | A | A | A | B | A | A | A |
| Ferric Subsulfate | A | A | A | A | A | A | A | A | A |
| Ferric Sulfate | A | A | A | - | A | B | A | A | A |
| Ferric Sulphate | A | A | A | A | A | B | A | A | A |
| Ferric Trichloride | A | A | A | - | A | A | A | A | A |
| Ferric Trisulfate | A | A | A | - | - | - | - | - | A |
| Ferriferrous Chloride | B | A | A | - | - | - | - | - | A |
| Ferriferrous Persulfate | A | A | A | - | - | - | - | - | A |
| Ferriferrous Sulfate | A | A | A | - | - | - | - | - | A |
| Ferrous Acetate | - | D | D | - | - | - | A | D | A |
| Ferrous Ammonium Sulphate-30% | A | - | - | - | - | - | - | A | A |
| Ferrous Chloride | B | A | A | - | A | - | B | A | A |
| Ferrous Hydroxide | - | B | C | - | - | - | B | C | A |
| Ferrous Nitrate | B | A | A | - | B | - | B | - | A |
| Ferrous Sulfate | A | A | A | - | A | - | A | A | A |
| Ferrous Sulfide | - | A | A | - | - | - | A | A | A |
| Filter Alum | A | A | A | - | - | - | - | - | A |
| Finn Oil | B | A | D | - | D | - | C | A | A |
| Firedamp | B | A | D | B | D | D | B | A | A |
| Firwood Oil | D | B | D | - | D | - | D | A | A |
| Fish Oil | - | A | - | - | - | A | - | A | A |
| Flaxseed Oil | B | A | D | B | B | B | B | A | A |
| Floating Soap | B | A | D | - | D | - | C | A | A |
| Flores Martis | B | A | A | - | - | - | - | - | A |
| Fluo Benzene | D | D | D | - | D | D | D | A | A |
| Fluo Boric Acid | B | A | A | - | A | - | A | C | A |
| Fluo Silicic Acid | A | A | A | B | A | D | A | A | A |
| Fluorinated Cyclic Ethers | - | - | - | - | A | - | - | A | A |
| Fluorine (Liquid) | C | D | D | - | C | D | D | B | A |
| Fluoro Benzene | D | D | D | - | D | D | D | A | A |
| Fluoro Carbon Oils | - | - | - | - | A | - | - | - | A |
| Fluoro Chloro Ethylene | D | D | D | - | - | - | - | - | A |
| Fluoro Lube | A | B | D | - | A | A | A | B | A |
| Fluoro Methane | D | D | D | - | B | - | D | - | A |
| F | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Formaldehyde | B | B | B | D | A | B | B | B | A |
| Formalin | B | A | B | D | A | A | A | A | A |
| Formamide (Formylamine) | A | A | A | - | A | - | - | D | A |
| Formic Acid (Formylic Acid) | A | C | B | D | A | B | B | C | A |
| Formic Aldehyde - 40% | B | B | B | D | A | A | A | A | A |
| Formonitrile | B | B | B | C | A | B | A | A | A |
| Formyl Triodide | D | D | D | D | A | D | D | D | A |
| Fossolin | A | A | D | A | D | D | B | A | A |
| Fraud's Reagent-10% | A | D | A | - | B | D | A | A | A |
| Freon 11 | D | B | D | D | D | D | A | A | A |
| Freon 12 | A | B | B | A | B | D | A | A | A |
| Freon F-12 | A | B | B | A | B | D | B | B | A |
| Freon, 12 and ASTM Oil #2 (50/50 Mix) | B | A | D | - | D | D | B | A | A |
| Freon 12 and Suniso 4G (50/50 Mix) | B | A | D | - | D | D | B | A | A |
| Freon 13 | A | A | A | A | A | D | A | A | A |
| Freon 13B1 | A | A | A | A | A | D | A | A | A |
| Freon14 | A | A | A | A | A | D | A | A | A |
| Freon 21 | C | D | D | - | D | D | D | D | A |
| Freon 22 | B | D | C | D | B | D | A | D | A |
| Freon 22 and ASTM Oil #2 (50/50Mix) | B | D | D | - | D | D | - | B | A |
| Freon 31 | A | D | B | - | A | - | B | D | A |
| Freon 32 | A | A | A | - | A | - | A | D | A |
| Freon T P 35 | A | A | A | A | A | A | A | A | A |
| Freon 112 | B | B | D | - | D | D | B | A | A |
| Freon 113 | A | A | D | B | D | D | A | B | A |
| Freon 114 | A | A | A | A | A | D | A | B | A |
| Freon 114B2 | A | B | D | - | D | D | A | B | A |
| Freon 115 | A | A | A | - | A | D | A | B | A |
| Freon 142B | A | A | A | - | A | - | A | D | A |
| Freon K 142B | A | A | B | - | A | - | A | D | A |
| Freon 152A | A | A | A | - | A | - | C | D | A |
| Freon K 152A | A | A | A | - | A | - | D | D | A |
| Freon 218 | A | A | A | - | A | - | A | A | A |
| F | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Freon C318 | A | A | A | - | A | - | A | A | A |
| Freon 502 | A | B | A | - | A | - | - | B | A |
| Freon T WD602 | B | B | C | A | B | D | B | A | A |
| Freon BF | B | B | D | - | D | D | B | A | A |
| Freon MF | D | B | D | - | D | D | D | B | A |
| Freon PCA | A | A | D | A | D | D | A | B | A |
| Freon TA | A | A | A | A | A | A | A | C | A |
| Freon TC | A | A | D | A | B | D | A | A | A |
| Freon TF | A | A | D | A | D | D | A | D | A |
| Freon TMC | B | B | B | B | B | C | B | A | A |
| Fruit Juice | A | - | C | - | - | A | A | - | A |
| Fuel Oil | B | A | D | C | D | D | C | A | A |
| Fuel Oil Acidic | B | A | D | B | D | A | D | A | A |
| Fuel Oil #6 | D | B | D | B | D | A | D | A | A |
| Fuels-ASTM Ref Fuel A | B | A | D | A | D | D | C | A | A |
| Fuels-ASTM Ref Fuel B | D | A | D | B | D | D | D | A | A |
| Fuels-ASTM Ref Fuel C | D | B | D | D | D | D | D | A | A |
| Fuels-ASTM #1 Oil | A | A | D | A | D | A | B | A | A |
| Fuels-ASTM #2 Oil | B | A | D | B | D | D | D | A | A |
| Fuels-ASTM #3 Oil | C | A | D | B | D | C | C | A | A |
| Fuels-ASTM #4 Oil | D | B | D | D | D | D | D | A | A |
| Fumaric Acid | B | A | A | - | - | B | B | A | A |
| Fumarole Acid | A | A | A | A | A | A | A | A | A |
| Fuming Sulfuric Acid | D | D | D | D | D | D | D | B | A |
| Furaldehyde | D | D | D | D | B | D | C | D | A |
| 2-Furaldehyde | D | D | D | D | B | D | C | D | A |
| Furan (Furfuran) | D | D | D | - | D | - | D | C | A |
| 2-Furancarbonal | D | D | D | D | B | D | C | D | A |
| Furfural (Furfurol) | D | D | D | D | B | D | C | D | A |
| Furfuraldehyde | D | D | D | D | B | D | C | D | A |
| x-Furfuraldehyde | D | D | D | D | B | D | C | D | A |
| Furfuran | D | D | D | - | D | - | D | C | A |
| Furfuryl Alcohol | D | D | D | D | B | D | D | D | A |
| G | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Glyceryl Trioleate | C | B | D | - | - | - | - | - | A |
| Glycogenic Acid | - | C | D | - | - | - | B | - | A |
| Glycol | A | A | A | B | A | A | A | A | A |
| Glycol Acetate | D | C | C | D | A | C | D | A | A |
| Glycol Alcohol | B | B | A | - | - | - | - | - | A |
| Glycol Butyl Ether | C | C | D | D | A | - | B | D | A |
| Glycol Chlorhydrin | D | D | C | D | B | C | B | A | A |
| Glycol Diacetate | D | C | C | D | A | C | D | A | A |
| Glycol Dibromide | D | D | D | D | C | D | D | B | A |
| Glycol Dichloride | D | D | D | D | C | C | D | B | A |
| Glycol Ethyl Ether | D | D | D | D | B | D | B | C | A |
| Glycol Monoacetate | D | C | C | D | A | C | D | A | A |
| Glycols | A | A | A | B | A | A | A | A | A |
| Graham's Salt | A | A | A | - | - | - | - | - | A |
| Grain Alcohol | A | A | A | D | A | A | A | B | A |
| Grain Oil | A | B | B | D | A | D | B | B | A |
| Grape Sugar | A | A | A | B | A | A | A | A | A |
| Grease | B | B | D | - | C | - | D | A | A |
| Grease, Light | D | D | D | A | D | D | D | A | A |
| Green Copperas (Vitroil) | A | A | A | A | A | B | A | A | A |
| Green Liquor (Sulfate) | B | B | B | A | B | A | A | A | A |
| Green Octagons | A | A | A | - | - | - | A | - | A |
| Grey Acetate | B | B | B | - | A | - | A | D | A |
| Groundnut Oil | C | A | D | B | C | A | C | A | A |
| Gulf Crown Grease | B | A | D | A | D | D | D | A | A |
| Gulf Endurance Oils | B | A | D | A | D | D | D | A | A |
| Gulf FR-Fluids (Emulsion) | B | A | D | A | D | D | D | A | A |
| Gulf FR G-Fluids | A | A | A | B | A | A | A | A | A |
| Gulf FR P-Fluids | D | D | D | D | D | A | B | B | A |
| Gulf Harmony Oils | B | A | D | A | D | D | D | A | A |
| Gulf High Tenperature Grease | B | A | D | A | D | D | D | A | A |
| Gulf Legion Oils | B | A | D | A | D | D | D | A | A |
| Gulf Paramount Oils | B | A | D | B | D | D | D | A | A |
| H | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Halite | A | A | A | A | A | A | A | A | A |
| Halothane | D | D | D | D | D | D | D | A | A |
| Halowax Oil | D | D | D | D | D | D | A | A | |
| Hannifin Lube A | A | A | D | A | D | B | A | A | A |
| Hartshorn | B | C | B | A | A | A | A | B | B |
| Heavy Benzine | B | A | D | - | D | A | D | A | A |
| Heavy Magnesium Carbonate | A | A | A | - | B | - | A | A | A |
| Heavy Water | B | A | A | D | A | A | A | - | - |
| HEF-2 (High Energy Fuel) | D | B | D | D | D | D | D | A | A |
| Helium | A | A | A | A | A | A | A | A | A |
| Hepar Calcis | B | A | B | A | A | B | A | A | A |
| Hepatic Gas | C | D | C | - | A | C | B | B | B |
| Heptachlor In Petroleum Solvents | - | C | - | - | - | - | - | A | A |
| Heptacosofluorotri Butylamine FC75 | A | A | - | - | A | A | A | A | A |
| Heptan-3-One | - | B | D | - | - | - | D | D | D |
| Heptanal | - | D | D | - | - | - | D | D | D |
| Heptane | B | A | D | B | D | D | B | A | A |
| n-Heptane | B | A | D | B | D | D | B | A | A |
| Heptane Carboxylic Acid | - | C | D | - | - | - | B | - | - |
| Heptoic Aldehyde | - | D | D | - | - | - | D | D | D |
| Heptyl Aldehyde | D | D | D | - | - | - | D | D | D |
| Heptyl Carbinol | B | B | B | D | A | B | A | A | A |
| Heptyl Hydride | B | A | D | B | D | D | B | D | D |
| Heptylic Aldehyde Nbormal | - | D | D | - | - | - | C | D | D |
| Hexa Chloro Dipehenyl Methane | D | D | D | - | - | - | - | - | - |
| Hexa Decane | B | A | D | D | D | D | B | A | A |
| Hexa Decanoic Acid | B | A | B | A | B | D | C | A | A |
| Hexa Hydro Benzene | B | A | D | A | D | D | B | A | A |
| Hexa Hydro Benzoic Acid | D | B | D | - | D | D | D | A | A |
| Hexa Hydro Phenol | B | B | C | D | C | D | B | A | A |
| Hexa Hydro Pyridine | D | D | D | - | D | - | D | C | C |
| Hexa Hydro Touluene | - | D | D | - | - | - | D | B | B |
| n-Hexaldehyde | A | D | D | B | A | B | C | D | D |
| H | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Hexa Methylene | C | A | D | B | B | D | D | A | A |
| Hexa Naphthene | B | A | D | A | D | D | B | A | A |
| Hexane | B | A | D | B | D | D | B | A | A |
| n-Hexane-1 | B | B | D | B | D | D | B | A | A |
| Hexanedioic Acid | D | B | A | - | - | - | - | - | A |
| Hexan-3-One | - | D | D | - | - | - | D | D | A |
| Hexanol | B | A | A | D | C | B | B | A | A |
| Hexene | B | A | D | A | D | D | C | A | A |
| Hexone (Hexon) | D | D | D | D | B | D | D | D | A |
| Hexyl Acetic Acid | - | C | C | - | - | - | B | - | A |
| Hexyl Alcohol (Hexanol) | B | A | A | D | C | A | B | A | A |
| Hexyl Amine | - | C | C | - | - | - | C | D | A |
| Hexyl Hydride | B | A | D | B | D | D | B | A | A |
| Hexyl Methyl Ketone | - | D | D | - | - | - | D | D | A |
| Hexylene | B | A | D | A | D | D | C | A | A |
| Hexylene Glycol | A | A | A | - | C | - | A | A | A |
| High Viscosity Lubricant, U4 | B | A | - | D | A | A | - | A | A |
| High Viscosity Lubricant, H2 | B | A | - | D | A | A | B | A | A |
| Hilo MS #1 | D | D | D | D | A | C | D | D | A |
| Hi-Tri | - | D | D | - | - | - | D | A | A |
| Houghto-Safe 271 (Water And Glycol Base) | B | A | - | D | A | B | - | B | A |
| Houghto-Safe 620 Water/Glycol | B | A | - | D | A | B | - | B | A |
| Houghto-Safe 1010, Phosphate Ester | D | D | D | - | A | C | D | A | A |
| Houghto-Safe 1120, Phosphate Ester | D | D | D | D | A | C | D | A | A |
| Houghto-Safe 5040 (Water/Oil Emulsion) | B | A | D | D | D | C | D | A | A |
| Hydragillite (U.K. Usage) | A | B | A | - | A | - | B | C | A |
| Hydrargylite | A | B | A | - | A | - | B | C | A |
| Hydragyrum | A | A | B | A | A | A | A | A | A |
| Hydrated Baryta | A | A | B | B | A | A | A | A | A |
| Hydrated Lime | A | A | A | C | A | A | A | B | A |
| Hydraulic Fluids (Pydrauls) | D | D | D | D | B | B | D | A | A |
| Hydraulic Oil (Petrolium) | B | A | D | A | D | C | B | A | A |
| Hydrazine | C | C | D | D | A | C | C | D | A |
| H | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Hydra Zino Benzene | D | D | A | - | C | - | D | A | A |
| Hydrazobenzene | D | D | A | - | C | - | D | A | A |
| Hydro Bromic Acid | D | D | A | D | A | D | A | A | A |
| Hydrobromic Acid-40% | B | D | A | D | A | D | A | A | A |
| Hydro Bromic Acid Gas | D | D | B | - | - | - | - | - | A |
| Hydro Carbons-Alicyclic | D | B | D | B | D | D | D | A | A |
| Hydro Carbons-Aliphatic | B | A | D | B | D | D | B | A | A |
| Hydro Carbons-Aromatic | D | C | D | D | D | D | D | A | A |
| Hydro Carbons-Chlorinated | D | D | D | - | D | - | D | A | A |
| Hydro Carbons-Normal | B | A | D | - | D | - | B | A | A |
| Hydro Carbons-Olefinic | - | A | - | - | - | - | - | A | A |
| Hydro Carbons-Saturated | B | A | D | B | D | D | C | A | A |
| Hydro Chinone | D | C | C | - | D | - | C | B | A |
| Hydrochloric Acid-10%, 6.6 BE | A | B | A | B | A | C | A | A | A |
| Hydrochloric Acid-20% | B | B | A | C | A | C | A | A | A |
| Hydrochloric Acid-25%, 16.0 BE | B | C | A | D | A | C | A | A | A |
| Hydrochloric Acid-38%, 30.1 BE | C | C | B | D | A | C | A | A | A |
| Hydrochloric Acid-50% | D | D | B | D | B | C | B | A | A |
| Hydrochloric Acid-100% | D | D | C | D | C | D | C | A | A |
| Hydrochloric Acid, Concentrated | D | D | C | D | C | D | D | A | A |
| Hydrochloric Acid, 3 Molar | C | C | C | - | A | D | B | A | A |
| Hydro Chloric Ether | B | B | B | B | B | D | C | A | A |
| Hydro Chloric Ether-Chlorinated | D | D | D | - | D | - | - | - | A |
| Hydro Cyanic Acid | B | B | B | C | A | B | A | A | A |
| Hydro Cyanic Ether | B | D | A | - | A | - | - | D | A |
| Hydro-Drive, MIH-10 (Petrolium Base) | B | A | D | B | A | B | D | A | A |
| Hydro-Drive, MIH-50 (Petrolium Base) | B | A | D | B | A | B | D | A | A |
| Hydro Fluoric Acid-Anhydrous | D | D | D | - | B | D | A | D | A |
| Hydro Fluoric Acid-10% | A | B | A | D | A | D | A | A | A |
| Hydro Fluoric Acid-50%, 24.0 BE | B | C | B | D | A | D | A | A | A |
| Hydro Fluoric Acid-65% | C | D | D | - | B | D | A | A | A |
| Hydro Fluoric Acid-75%, 30.1 BE (Cold) | D | D | D | - | C | D | A | A | A |
| Hydro Fluoric Acid-75%, 30.1 BE (Hot) | D | D | D | D | D | D | D | C | A |
| H | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Hydro Fluor Boric Acid | - | - | A | - | - | - | - | - | A |
| Hydrogen Bromide | D | D | B | - | - | - | - | - | A |
| Hydrogen Carboxylic Acid | B | B | D | - | - | - | - | - | A |
| Hydrogen Cyanide | B | B | B | C | A | B | A | A | A |
| Hydrogen Dioxide-3% | B | B | B | - | B | A | B | A | A |
| Hydrogen Dioxide-10% | C | C | D | - | B | A | B | A | A |
| Hydrogen Dioxide-30% | D | D | D | - | B | A | C | A | A |
| Hydrogen Dioxide-90% | D | D | D | C | C | B | C | B | A |
| Hydrogen Fluoride-Anhydrous | - | - | D | - | D | - | A | A | A |
| Hydrogen Gas | A | A | B | A | V | D | A | A | A |
| Hydrogen Oxide | B | A | A | C | A | A | A | B | A |
| Hydrogen Peroxide-3% | - | B | B | - | A | A | B | A | A |
| Hydrogen Peroxide-10% | C | C | D | - | B | A | B | A | A |
| Hydrogen Peroxide-30% | D | D | D | - | B | A | C | A | A |
| Hydrogen Peroxide-90% | D | D | D | C | C | B | C | B | A |
| Hydrogen Peroxide-Concentrated | D | D | D | - | C | B | C | B | A |
| Hydrogen Sulfide-Dry. Cold | A | A | A | B | A | C | A | D | A |
| Hydrogen Sulfide-Dry, Hot | B | D | D | B | A | C | D | D | A |
| Hydrogen Sulfide-Wet, Cold | A | D | D | B | A | C | B | D | A |
| Hydrogen Sulfide-Wet, Hot | B | D | D | - | A | C | D | D | A |
| Hydroiodic Ether | D | D | D | - | D | B | D | B | A |
| Hydro Lube-Water/Ethylene Glycol | B | A | - | D | A | B | - | A | A |
| Hydro Quinol | D | C | C | - | D | - | C | B | A |
| Hydro Quinone | D | C | C | - | B | - | C | A | A |
| Hydro Sulfuric Acid | C | D | C | - | A | C | B | B | A |
| Hydroxy Acetic Acid-10% | D | D | D | - | - | - | - | - | A |
| Hydroxy Benzene | D | D | D | D | D | D | C | A | A |
| 0-Hydroxy Benzoic Acid | D | C | A | - | A | - | A | A | A |
| Hydroxy Butane | A | A | A | D | B | B | A | A | A |
| Hydroxy Butanedioic Acid | B | A | A | - | D | B | B | A | A |
| 1-Hydroxy-2-Chlorethane | B | D | B | D | A | C | B | A | A |
| Hydroxy Ether | D | D | D | D | B | D | B | C | A |
| Hydroxy Ethyl Acetate | D | D | D | D | B | D | C | D | A |
| H-I | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| B-Hydorxy Ethyl Amine | B | B | B | C | B | B | B | D | A |
| Hydroxy Formic Acid | A | B | A | A | A | A | A | A | A |
| 1-Hydroxy Octane | A | A | B | - | D | - | A | B | A |
| p-Hydroxy Phenol | D | C | C | - | D | - | C | B | A |
| Hydroxy Propane Tricarboxylic Acid | B | B | A | - | - | - | - | - | A |
| 2-Hydroxy Propanoic Acid | B | C | B | - | B | A | A | A | A |
| Hydroxy Succinic Acid | B | A | A | - | D | B | B | A | A |
| x-Hydroxy Toluene | C | D | C | D | B | - | B | A | A |
| Hydyne | B | B | B | - | A | D | - | D | A |
| Hyjet | D | D | D | D | A | - | D | D | A |
| Hyjet-III | D | D | D | D | A | - | D | D | A |
| Hyjet-S | D | D | D | D | A | - | D | D | A |
| Hyjet-W | D | D | D | D | A | - | D | D | A |
| Hykil #6, 33% Water 67% | D | C | D | - | - | - | - | - | A |
| Hypnone | D | D | C | D | A | D | D | D | A |
| Hypo | A | A | A | A | A | A | A | A | A |
| Hypochlorous Acid | D | D | B | - | B | - | D | B | A |
| Ice Spar (Stone) | A | B | - | - | A | - | - | A | A |
| Industron FF44 | B | A | D | B | D | D | D | A | A |
| Industron FF48 | B | A | D | B | D | D | D | A | A |
| Industron FF53 | B | A | D | B | D | D | D | A | A |
| Industron FF80 | B | A | D | B | D | D | D | A | A |
| Iodine (Iodum) | C | B | D | D | B | - | A | B | A |
| Iodine Pentafluoride | D | D | D | D | D | D | D | D | A |
| Iodo Butane | D | D | D | - | - | - | - | - | A |
| 1-Iodo Butane | D | D | D | - | - | - | - | - | A |
| Iodo Ethane | D | D | D | - | C | - | D | B | A |
| Iodo Form | D | D | D | D | A | D | D | D | A |
| Iodo Methane | D | D | A | - | A | - | - | - | A |
| Iodo Pentane | D | D | D | - | D | - | D | D | A |
| 1-Iodo Pentane | D | D | D | - | D | - | D | D | A |
| I.P.A. | B | B | B | - | - | - | - | - | A |
| Iron Acetate | - | D | D | - | - | - | A | D | A |
| I | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Iron 3-Chloride | B | A | A | A | A | B | B | A | A |
| Iron Dichloride | B | A | A | A | A | A | A | A | A |
| Iron Hydroxide | - | B | C | - | - | - | B | C | A |
| Iron Monosuflide | - | A | A | - | - | - | A | A | A |
| Iron Nitrate | A | A | A | - | A | C | A | A | A |
| Iron Perchloride | B | A | A | - | - | - | - | - | A |
| Iron Persuelfate | A | A | A | - | - | - | - | - | A |
| Iron Protochloride | B | A | A | - | A | - | B | A | A |
| Iron Salts | - | A | A | - | - | - | A | A | A |
| Iron Sesquichloride | B | A | A | A | A | B | B | A | A |
| Iron Suflate | A | A | A | - | A | A | A | A | A |
| Iron Sulfate-Basic | A | A | A | - | - | - | - | - | A |
| Iron Sulfide | - | A | A | - | - | - | A | A | A |
| Iron Susquisulfate | A | A | A | A | A | B | A | A | A |
| Iron Tersulfate | A | A | A | A | A | B | A | A | A |
| Iron Trichloride | B | A | A | A | A | B | B | A | A |
| Iron Vitrol | A | A | A | A | A | B | A | A | A |
| Ironic Chloride | B | A | A | A | A | B | B | A | A |
| Ironic Hydroxide | - | B | C | - | - | - | B | C | A |
| Isoamyl Acetate | D | D | D | D | B | D | C | D | A |
| Isoamyl Acetic Ester | D | D | C | D | A | D | C | D | A |
| Isoamyl Alcohol | B | A | A | C | A | D | A | B | A |
| Isoahyl Bromide | D | D | D | - | B | - | D | A | A |
| Isoamyl Buryrate | - | D | D | - | - | - | D | A | A |
| Isoamyl Chloride | D | D | D | - | D | - | D | A | A |
| Isoamyl Ether | D | B | D | - | D | - | B | - | A |
| Isoamyl Oxide | D | B | D | - | D | - | B | - | A |
| Isoamyl-p-Phenol | - | D | D | - | - | - | D | A | A |
| Isoamyl Phtalate | - | D | D | - | - | - | D | C | A |
| Isobutane | - | A | D | - | - | - | D | A | A |
| Isobutanol | B | B | A | D | A | A | A | B | A |
| Isobutyl Acetate | D | D | D | - | D | - | C | D | A |
| Isobutyl Alcohol | B | B | A | D | A | A | A | A | A |
| I-J | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Isobuytyl Amine | - | C | C | - | - | - | C | C | A |
| Isobutyl n-Butyrate | D | D | D | - | A | - | D | A | A |
| Isobutyl Carbinol | B | A | A | C | B | D | A | A | A |
| Isobutyl Chloride | - | D | D | - | - | - | D | B | A |
| Isobutyl Ether | - | B | D | - | - | - | B | - | A |
| Iso Butylene | - | C | D | - | - | - | D | A | A |
| Iso Butyric Acid | B | D | D | - | A | - | - | - | A |
| Iso Dodecane | B | A | D | - | D | D | A | A | A |
| Iso Octane | B | A | D | B | D | D | B | A | A |
| Iso Pentane | - | A | D | - | - | - | D | A | A |
| Iso Phorone (Ketone) | D | D | D | D | B | D | D | D | A |
| Iso Propanol | B | B | A | D | A | A | A | A | A |
| Iso Propanol Amine | - | B | B | - | - | - | C | - | A |
| Isopropyl Acetate | D | D | D | D | B | D | A | D | A |
| Isopropyl Alcohol | B | B | A | D | A | A | A | A | A |
| Isopropyl Amine | - | D | C | - | - | - | C | D | A |
| Isopropyl Benzene | D | D | D | D | D | D | D | A | A |
| Isopropyl Carbinol | B | B | B | D | A | A | A | B | A |
| Isopropyl Chloride | D | D | D | D | D | D | D | B | A |
| Isopropyl Dien Acetone | D | D | D | - | - | - | - | - | A |
| Isopropyl Ether | C | B | D | B | D | D | C | D | A |
| Isopropyl Methyl Benzenes | D | D | D | - | D | D | D | A | A |
| Isopropyl Toluene | D | D | D | D | D | D | D | B | A |
| p-Isopropyl Toluene | D | D | D | D | D | D | D | B | A |
| Japanese Gelatin | B | B | A | - | - | - | - | - | A |
| Japanese Isinglass | B | B | A | - | - | - | - | - | A |
| Jet Fuels: JP-1, A & A1 | C | A | D | B | D | D | D | A | A |
| Jet Fuels: JP-3 | C | A | D | B | D | D | D | A | A |
| Jet Fuels: JP-4 | C | A | D | B | D | D | D | A | A |
| Jet Fuels: JP-5 | C | A | D | B | D | D | D | A | A |
| Jet Fuels: JP-6 | D | A | D | D | D | D | D | A | A |
| Jet Fuels: JP-X | B | A | D | - | D | D | D | D | A |
| Jew's Pitch | B | A | D | B | D | D | C | A | A |
| K-L | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Kalilauge | B | C | B | B | B | B | A | C | A |
| Kalinite | A | A | A | - | A | A | A | A | A |
| Kandol | B | A | D | B | D | C | D | A | A |
| Kelene | B | B | B | B | B | D | C | A | A |
| Kel-F Liquids | - | A | - | - | A | A | A | B | A |
| Kerosene (Kerosine) | B | A | D | B | D | D | D | A | A |
| Kerosine | B | A | D | B | D | D | D | A | A |
| Keto Hexa Methylene | D | D | D | - | B | - | D | D | A |
| Keystone-#87HX, Grease | D | A | D | A | D | D | D | A | A |
| Ketones: Aliphatic, Saturated | C | A | B | D | A | A | B | D | A |
| Ketones: Aliphatic, Unsaturated | D | D | D | D | A | C | D | D | A |
| Ketones: Aromatic | D | D | C | D | A | - | D | D | A |
| Ketopropane | D | D | D | - | - | - | - | - | A |
| Kinetic 12 | A | B | B | A | B | D | B | B | A |
| Krystallin | C | D | D | C | B | B | C | A | A |
| Kurrol's Salt | A | A | A | - | - | - | - | - | A |
| Kyanol | D | D | D | D | B | D | D | B | A |
| Labarraque's Solution 20% | D | D | D | D | - | - | - | - | A |
| Lacquer Solvents | D | D | D | D | D | D | D | D | A |
| Lacquers | D | D | D | D | D | D | D | D | A |
| Lactams-Amino Acids | B | D | D | - | B | - | B | D | A |
| Lactic Acid | B | C | B | - | B | A | A | A | A |
| Lactic Acid (Hot) | D | D | D | - | D | - | B | A | A |
| Lactol | C | C | D | - | - | - | B | A | A |
| Lactonaphthol | C | C | D | - | - | - | B | A | A |
| Lard (Animal Fat) | B | A | D | A | C | B | C | A | A |
| Latex, Ammoniated | A | B | C | - | B | - | V | A | A |
| Laughing Gas | - | A | A | - | - | - | A | A | A |
| Laurene | C | B | D | B | D | D | D | A | A |
| Lauryl Alcohol | - | A | A | - | - | - | A | B | A |
| Lavender Oil | D | B | D | D | D | D | D | A | A |
| Layor Caranga | B | B | A | - | - | - | - | - | A |
| Lead Acetate | B | B | B | C | A | D | C | D | A |
| Lead Arsenate | B | - | B | - | - | - | B | - | A |
| Lead Chloride | B | - | B | - | - | - | A | - | A |
| L | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Lead Nitrate | A | A | A | - | A | B | B | A | A |
| Lead Styphnate | A | B | B | - | - | - | - | - | A |
| Lead Sugar | B | B | B | D | A | D | C | D | A |
| Lead Sulfamate | A | B | B | - | A | B | A | A | - |
| Lead Sulfate | B | A | B | - | A | - | A | A | A |
| Lead Tetraethide | C | B | D | - | C | - | C | A | A |
| Lead Tetraethyl | D | B | D | - | D | - | D | A | A |
| Lead Trinitro Resorcinol | A | B | B | - | - | - | - | - | A |
| Lehigh: X1169 & X1170 | B | A | D | A | D | D | B | A | A |
| Leucogen | A | A | A | - | A | A | A | A | A |
| Lichenic Acid | - | D | C | - | - | - | - | - | A |
| Light Aniline | C | D | D | C | B | B | C | A | A |
| Light Grease | D | A | D | A | D | D | D | A | A |
| Ligroin (Ligroine) | B | A | D | B | D | A | D | A | A |
| Lilacin | D | B | A | B | C | - | D | A | A |
| Lime | A | A | A | - | A | - | A | - | A |
| Lime-Agricultural | A | A | A | A | A | A | B | A | A |
| Lime-Bleach | B | A | B | - | A | A | B | A | A |
| Lime-Burnt | A | A | A | - | A | - | A | - | A |
| Lime Caustic | A | A | A | C | A | A | A | B | A |
| Lime-35% Chlorinated | D | C | C | D | A | B | A | A | A |
| Lime Saltpeter | A | A | A | A | A | B | A | A | A |
| Lime Acetate | D | B | C | - | - | - | - | - | A |
| Lime Bisulfite | A | B | C | A | A | C | C | A | A |
| Lime Hydrate | A | A | A | A | A | A | A | A | A |
| Lime Nitrate | A | A | A | A | A | B | A | A | A |
| Lime Soda | B | B | A | C | A | C | B | B | A |
| Lime Sulfur-Dry | A | D | D | - | A | A | A | A | A |
| Lime Sulfur-Wet | A | A | B | - | C | - | B | A | A |
| Lime And Water | A | A | A | A | A | A | B | A | A |
| Limestone | A | A | A | - | A | - | A | A | A |
| Limonene | D | D | D | - | A | - | D | A | A |
| Lindol, Hydraulic Fluid | C | C | D | D | A | C | C | B | A |
| Linoil | D | D | D | - | - | - | - | - | A |
| L | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Linoleic Acid (Linolenic Acid) | D | B | D | - | D | B | D | B | A |
| Linolic Acid | D | B | D | - | D | B | D | B | A |
| Linseed Oil | B | A | D | B | B | B | B | A | A |
| Linseed Oil, Blown | B | A | D | B | B | D | B | A | A |
| Linseed Oil, Boiled | B | A | D | B | B | D | B | A | A |
| Liquid Oxygen | D | D | D | D | D | D | D | D | A |
| Liquid Silver | A | A | B | A | A | A | A | A | A |
| Liquid Petroleum Gas (LPG) | B | A | D | A | D | C | D | A | A |
| Liquid Rosin (Retinol) | A | A | D | - | - | - | B | A | A |
| Liquid Soap | A | A | A | - | A | - | A | A | A |
| Liquimoly | B | A | D | - | D | D | D | A | A |
| Liquor, Black | B | B | B | D | B | B | B | A | A |
| Liquor, Black-Waste | B | B | D | D | D | - | C | A | A |
| Liquor, Bleach | D | - | - | - | A | - | - | A | A |
| Liquor-Caliche | B | B | A | A | A | B | A | A | A |
| Liquor-Calcine | - | A | - | D | A | - | - | A | A |
| Liquor-Coliche | A | B | A | - | B | - | - | - | A |
| Liquor, Green Sulfate | B | B | B | A | A | A | B | A | A |
| Liquor, Sulfite Cellulose | B | B | B | - | B | D | B | A | A |
| Liquor, Sulfitic | B | B | B | - | B | D | B | A | A |
| Liquor, Sulfur | B | B | B | - | B | D | B | A | A |
| L.P.G. | B | A | D | A | D | C | D | A | A |
| Luboil-Lube Oils | B | A | D | B | D | C | C | A | A |
| Lubricating Oils, Di-Ester | C | B | D | - | D | D | - | A | A |
| Lubricating Oils, Petroleum Base | B | A | D | B | D | D | D | A | A |
| Lubricating Oils, SAE 10,20,30,40,50 | B | A | D | B | D | D | D | A | A |
| Lumarith E.C. | B | B | B | B | B | C | B | D | A |
| Lye | B | C | B | C | B | B | D | B | A |
| Lye Solutions | B | B | B | D | A | B | A | B | A |
| Lysol | B | B | A | - | - | - | - | - | A |
| M | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Macassar Gum (Oil) | B | B | A | - | - | - | - | - | A |
| Maddrell's Salt | B | B | A | A | A | C | A | A | A |
| Magma Magnesia | B | B | A | A | A | B | A | A | A |
| Magnesia | A | - | - | - | - | - | - | A | A |
| Magnesia Usta | A | - | - | - | - | - | - | A | A |
| Magnesite | A | A | A | - | B | - | A | A | A |
| Magnesium Acetate | - | D | D | - | - | - | A | D | A |
| Magnesium Ammonium Sulfate | A | - | - | - | A | - | - | A | A |
| Magnesium Bisulfite | B | B | B | - | - | - | - | - | A |
| Magnesium Carbonate | A | A | A | - | B | - | A | A | A |
| Magnesium Chloride | A | A | A | A | A | A | A | A | A |
| Magnesium Hydrate | B | B | B | C | A | B | A | A | A |
| Magnesium Hydroxide | B | B | B | C | A | B | A | A | A |
| Magnesium Nitrate | B | A | A | - | B | - | A | A | A |
| Magnesium Oxide | A | - | - | - | - | - | - | A | A |
| Magnesium Sulfate | B | A | A | - | A | A | A | A | A |
| Magnesium Sulfate-Anhydrous | B | A | A | - | A | A | A | A | A |
| Magnesium Salts | A | A | A | A | A | A | A | A | A |
| Maize Oil | C | A | D | A | C | A | B | A | A |
| Malathion | - | B | D | - | D | D | - | A | A |
| Maleic Acid | B | D | C | - | C | - | C | A | A |
| Maleic Anhydride | D | D | C | - | D | - | D | A | A |
| Maleinic Acid-25% | D | D | C | - | - | - | - | - | A |
| Malic Acid | B | A | A | - | D | B | B | A | A |
| Malonyl Nitrile | A | A | A | - | A | - | - | - | A |
| Malt Salt | B | B | B | - | - | - | - | - | A |
| Manganese Sulfate | A | A | B | - | - | - | A | A | A |
| Manganese Sulfide | - | A | C | - | - | - | A | A | A |
| Manganese Sulfite | - | A | C | - | - | - | A | A | A |
| Maple Sugar Liquors | A | A | A | D | A | A | A | A | A |
| Marsh Gas | B | A | D | B | D | D | B | A | A |
| Master Kill Emulsion | A | A | - | - | - | - | - | C | A |
| Matt Salt | D | B | D | - | - | - | - | - | A |
| MCS 312 | D | D | D | - | D | A | - | A | A |
| MCS 352 | D | D | D | D | A | C | D | D | A |
| M | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| MCS 463 | D | D | D | D | A | C | D | D | A |
| M.E.A. | C | C | C | - | - | - | - | - | A |
| M.E.K. | D | D | D | D | A | D | D | D | A |
| Mercuric Chloride | A | A | B | - | B | A | A | A | A |
| Mercuric Cyanide | B | A | B | - | B | - | A | A | A |
| Mercurius | A | A | B | A | A | A | A | A | A |
| Mercurous Nitrate | A | A | B | - | B | - | A | A | A |
| Mercury | A | A | B | A | A | A | A | A | A |
| Mercury Bichloride | A | A | B | - | B | A | A | A | A |
| Mercury Chloride | B | A | B | - | A | A | A | A | A |
| Mercury Vapor's | A | A | A | - | A | - | A | A | A |
| Mesityl Oxide (Ketone) | D | D | D | D | B | D | D | D | A |
| Methacrylic Acid | B | D | D | D | B | D | D | C | A |
| Methallyl Alcohol | - | A | A | - | - | - | A | B | A |
| Methanal | B | B | B | D | A | B | B | B | A |
| Methanal-40% | B | B | B | D | A | A | A | A | A |
| Methanamide | A | A | A | - | A | - | - | D | A |
| Methane | B | A | D | C | D | D | B | A | A |
| Methanoic Acid | A | C | B | D | A | B | B | C | A |
| Methanol | A | A | A | D | A | A | A | D | A |
| Methenyl Iodide | D | D | D | D | A | D | D | D | A |
| 2-Methoxy-1-Hydroxy-4-Methylbenzene | D | C | D | D | D | C | B | A | A |
| Methoxy Ethanol | C | C | D | D | B | D | C | D | A |
| Methoxy Methane | C | B | D | - | B | A | C | B | A |
| Methyl Acetal | C | D | B | D | A | B | C | D | A |
| Methyl Acetate | C | D | D | D | B | D | C | D | A |
| Methyl Aceto Acetate | D | D | D | D | B | B | D | D | A |
| Methyl Acetone | - | D | C | - | - | - | D | D | A |
| Methyl Acrylate | B | D | D | D | B | D | D | D | A |
| Methyl Acrylic Acid | B | D | D | D | B | D | D | C | A |
| Methyl Alcohol (Methanol) | A | A | A | D | A | A | A | D | A |
| Methyl Allyl Acetate | - | D | D | - | - | - | B | D | A |
| Methyl Allyl Chloride | - | D | D | - | - | - | D | C | A |
| Methyl Amine | A | B | A | - | A | - | - | - | A |
| M | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Methyl Amyl Alcohol | - | A | A | - | - | - | A | B | A |
| Methyl Amyl Carbinol | - | A | A | - | - | - | A | B | A |
| Methyl Amyl Ketone | - | D | D | - | - | - | D | D | A |
| Methyl Aniline | D | D | A | - | A | - | - | - | A |
| Methyl Benzene | D | D | D | D | D | D | D | A | A |
| Methyl Benzoate | D | D | D | D | D | D | D | A | A |
| Methyl Bichloride | D | D | D | D | D | D | D | B | A |
| Methyl Bromide | D | C | D | - | C | - | D | A | A |
| Methyl Butanol | A | A | A | - | - | - | A | B | A |
| 2-Methyl Butanol | B | A | A | C | A | D | A | B | A |
| Methyl Butonone | - | D | D | - | - | - | D | D | A |
| Methyl Butyl Ketone | D | D | D | D | B | D | D | D | A |
| Methyl Butyrate | D | D | D | - | D | - | - | - | A |
| Methyl Carbitol | - | C | D | - | - | - | D | - | A |
| Bethyl Carbonate | D | D | D | D | D | D | D | A | A |
| Methyl Cellosolve | C | C | D | D | B | D | C | D | A |
| Methyl Cellulose | B | B | B | B | B | B | B | D | A |
| Methyl Chloride | D | D | D | D | C | D | D | A | A |
| Methyl Chloroformate | D | D | D | D | D | D | D | A | A |
| Methyl Cyanide | A | C | B | - | B | - | B | D | A |
| Methyl Cyclohexane | - | D | D | - | - | - | D | B | A |
| Methyl Cyclopentane | C | C | D | D | D | D | D | A | A |
| Methyl D-Bromide | D | D | D | D | - | D | D | A | A |
| 1-Methyl Ethanol | B | B | A | D | A | A | A | A | A |
| Methyl Ether | C | B | D | - | B | A | C | B | A |
| Methyl Ethyl Ketone (MEK) | D | D | D | D | A | D | D | D | A |
| Methyl Ethyl Ketone Peroxide | D | D | D | D | D | B | D | D | A |
| Methyl Formate | B | D | D | - | B | B | C | D | A |
| Methyl Formic Acid Ester | B | D | D | - | B | B | C | D | A |
| Methyl Hexane | B | A | D | - | D | - | D | A | A |
| Methyl Hexanol | - | A | A | - | - | - | A | B | A |
| Methyl Hexanone | - | D | D | - | - | - | D | D | A |
| Methyl Hexyl Carbinol | D | B | D | - | - | - | - | - | A |
| Methyl Hexyl Ketone | - | D | D | - | - | - | D | D | A |
| M | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Methyl Hydride | B | A | D | C | D | D | B | A | A |
| Methyl Hydroxide | A | A | A | D | A | A | A | D | A |
| Methyl Iodide | D | D | A | - | A | - | - | - | A |
| Methyl Isobutyl Carbinol | A | B | B | - | A | - | A | B | A |
| Methyl Isobutyl Ketone (MIBK) | D | D | D | D | B | D | D | D | A |
| Methyl Isopropyl Ketone | D | D | D | D | B | D | D | D | A |
| Methyl Methacrylate | D | D | D | - | C | C | B | D | A |
| Methyl Methane | B | A | D | C | D | D | B | A | A |
| Methyl Normal Amyl Ketone | - | D | D | - | - | - | D | D | A |
| Methyl Oleate | D | D | D | - | B | - | D | B | A |
| Methyl Phenol | D | C | D | D | D | C | B | A | A |
| Methyl Polysiloxanes | D | A | D | - | - | - | - | - | A |
| Methyl Propanol | A | A | A | D | B | B | A | A | A |
| Methyl Propyl Benzene | D | D | D | - | - | - | - | - | A |
| Methyl Propyl Carbinol | - | A | A | - | - | - | A | B | A |
| Methyl Propyl Ether | - | B | D | - | - | - | B | - | A |
| Methyl Propyl Ketone | D | D | D | - | B | - | D | D | A |
| Methyl Salicylate | D | D | D | - | C | - | D | B | A |
| 1-Methyl-2.4.6 - Trinitrobenzene | B | D | D | - | D | C | B | B | A |
| Methylated Spirits | B | A | A | D | A | A | A | B | A |
| Methylene Bromide | D | D | D | - | - | - | D | B | A |
| Methylene Chloride | D | D | D | D | D | D | D | B | A |
| Methylene Chloro Bromide | D | D | D | - | - | - | - | - | A |
| Methylene Dichloride | D | D | D | - | - | - | - | - | A |
| Methylene Oxide | B | B | B | D | A | B | B | B | A |
| Methylic Salicylas | D | D | D | - | C | - | D | B | A |
| M.I.B.K. | D | D | D | D | B | D | D | D | A |
| MIL-L-644-B | C | A | C | C | C | C | C | - | A |
| MIL-L-2104-B | B | A | D | A | D | D | C | A | A |
| MIL-L-2105-B | A | A | D | A | D | C | A | A | A |
| MIL-G-2108 | A | A | D | A | D | C | A | A | A |
| MIL-S-3136-B, Type I Fuel | B | A | D | B | D | D | C | A | A |
| MIL-S-3136-B, Type II Fuel | D | B | D | C | D | D | D | A | A |
| MIL-S-3136-B, Type III Fuel | D | B | D | C | D | D | D | A | A |
| MIL-S-3136-B, Type IV Oil, Low Swell | A | A | D | A | D | C | A | A | A |
| M | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| MIL-S-3136-B, Type V Oil, Med. Swell | B | A | D | B | D | C | B | A | A |
| MIL-S-3136-B, Type VI Oil, High Swell | D | A | D | B | D | C | D | A | A |
| MIL-S-3136-B, Type VII | C | A | D | C | D | D | C | A | A |
| MIL-L-3150-A | B | A | D | B | D | D | B | A | A |
| MIL-G-3278 | D | B | D | B | D | D | D | A | A |
| MIL-L-3503 | B | A | D | B | D | D | B | A | A |
| MIL-O-3503 | B | A | D | A | D | D | B | A | A |
| MIL-G-3545 | B | A | D | A | D | D | B | A | A |
| MIL-L-3545-B | B | B | D | C | D | D | C | A | A |
| MIL-C-4339-C | D | A | D | D | D | C | D | A | A |
| MIL-G-4343-B | B | B | D | A | C | D | B | A | A |
| MIL-L-4343 | A | A | A | A | A | C | A | A | A |
| MIL-L-5020-A | B | A | D | B | D | D | C | A | A |
| MIL-J-5161-F | D | B | D | C | D | D | D | A | A |
| MIL-C-5545-A | B | B | D | C | D | D | C | A | A |
| MIL-H-5559-A | B | A | B | C | A | B | B | B | A |
| MIL-F-5566 | B | B | A | D | A | A | B | A | A |
| MIL-G-5572 | D | A | D | B | D | D | D | A | A |
| MIL-F-5602 | B | A | D | B | D | C | B | A | A |
| MIL-H-5606-B | B | A | D | B | D | D | B | A | A |
| MIL-J-5624-G | C | A | D | B | D | D | D | A | A |
| MIL-L-6081-C | B | A | D | B | D | D | B | A | A |
| MIL-L-6082-C | B | A | D | A | D | C | B | A | A |
| MIL-H-6083-C | B | A | D | B | D | D | B | A | A |
| MIL-L-6085-A | D | B | D | C | D | D | D | A | A |
| MIL-L-6086-B | A | A | D | A | D | C | A | A | A |
| MIL-A-6091 | A | B | A | A | A | A | A | A | A |
| MIL-L-6387-A | D | B | D | B | D | D | D | A | A |
| MIL-C-6529-C | B | B | D | C | D | D | C | A | A |
| MIL-C-7024 | D | A | D | A | D | D | D | A | A |
| MIL-F-7024-A | D | A | D | B | D | D | D | A | A |
| MIL-H-7083 | B | A | B | D | A | B | B | B | A |
| MIL-G-7118-A | C | B | D | C | D | D | C | A | A |
| MIL-G-7187 | D | A | D | A | D | D | D | A | A |
| M | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| MIL-G-7421-A | C | B | D | B | D | D | C | A | A |
| MIL-H-7644 | B | B | B | C | A | D | B | A | A |
| MIL-L-7645 | B | B | D | C | D | D | C | A | A |
| MIL-G-7711-A | D | A | D | A | D | C | D | A | A |
| MIL-L-7808-F | D | B | D | D | D | D | D | A | A |
| MIL-L-7870-A | B | A | D | D | D | D | D | A | A |
| MIL-C-8188 | D | B | D | D | D | D | D | B | A |
| MIL-A-8243-B | B | A | B | C | A | B | B | B | A |
| MIL-L-8383-B | A | A | D | A | D | C | A | A | A |
| MIL-H-8446-B | B | B | D | D | D | D | - | A | A |
| MIL-I-8660-B | A | A | A | A | A | D | A | A | A |
| MIL-L-9000-F | B | A | D | C | D | D | C | A | A |
| MIL-T-9188-B | D | D | D | D | A | D | D | D | A |
| MIL-L-9236-B | D | B | D | D | D | D | D | A | A |
| MIL-E-9500 | A | A | A | D | A | A | A | A | A |
| MIL-L-10295-A | B | A | D | B | D | C | B | A | A |
| MIL-L-10324-A | B | A | D | B | D | C | B | A | A |
| MIL-G-10924-B | D | A | D | B | D | D | B | A | A |
| MIL-L-11734-B | C | A | D | C | D | C | C | A | A |
| MIL-O-11773 | C | A | D | C | D | C | C | A | A |
| MIL-P-12098 | B | B | B | C | A | D | B | A | A |
| MIL-H-13862 | B | A | D | B | D | C | B | A | A |
| MIL-H-13866-A | B | A | D | B | D | C | B | A | A |
| MIL-H-13910-B | B | B | B | D | A | D | B | A | A |
| MIL-H-13919-A | B | A | D | B | D | C | B | A | A |
| MIL-L-14107-B | A | C | D | - | D | D | - | A | A |
| MIL-L-15016 | B | A | D | A | D | D | B | A | A |
| MIL-L-15017 | B | A | D | A | D | D | B | A | A |
| MIL-L-15018-B | A | A | D | A | D | C | A | A | A |
| MIL-L-15019-C | A | A | D | A | D | C | A | A | A |
| MIL-L-15719-A | B | B | C | D | B | D | B | A | A |
| MIL-G-15793 | C | A | D | C | D | D | C | A | A |
| MIL-F-16884 | C | A | D | C | D | D | C | A | A |
| M | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| MIL-L-16958-A | B | A | D | B | D | C | B | A | A |
| MIL-F-17111 | B | A | D | C | D | D | D | A | A |
| MIL-F-17331-D | B | A | D | A | D | D | B | A | A |
| MIL-L-17353-A | C | A | D | B | D | C | C | A | A |
| MIL-L-17672-B | A | A | D | A | D | C | A | A | A |
| MIL-L-18486-A | A | A | D | A | D | C | A | A | A |
| MIL-G-18709-A | A | A | D | A | D | C | A | A | A |
| MIL-H-19457-B | D | D | D | D | A | D | D | D | A |
| MIL-F-19605 | C | A | D | C | D | D | C | A | A |
| MIL-L-19701 | C | A | D | C | D | C | C | A | A |
| MIL-L-21260 | B | A | D | A | D | D | B | A | A |
| MIL-G-21568-A | A | A | B | A | A | D | A | A | A |
| MIL-H-22072 | B | B | B | C | A | B | A | B | A |
| MIL-H-22251 | B | B | - | - | A | D | B | - | A |
| MIL-L-22396 | A | A | D | A | D | C | A | A | A |
| MIL-L-23699-A | C | B | D | C | D | D | C | A | A |
| MIL-G-23827-A | C | A | D | C | D | C | C | A | A |
| MIL-G-25013-D | B | A | D | C | D | D | B | A | A |
| MIL-F-25172 | C | A | D | C | D | D | C | A | A |
| MIL-L-25336-B | C | A | D | C | D | C | C | A | A |
| MIL-F-25524-A | C | A | D | C | D | D | C | A | A |
| MIL-G-25537-A | B | A | D | B | D | D | B | A | A |
| MIL-F-25558-B | B | A | D | B | D | D | B | A | A |
| MIL-R-25576-C | C | A | D | C | D | D | C | A | A |
| MIL-H-25598 | B | A | D | B | D | C | B | A | A |
| MIL-F-25604 | B | A | D | - | D | D | D | D | A |
| MIL-F-25656-B | D | A | D | D | D | D | D | A | A |
| MIL-L-25681-C | B | B | B | C | A | D | B | A | A |
| MIL-G-25760-A | C | B | D | B | D | D | C | A | A |
| MIL-L-25968 | C | A | D | C | D | C | C | A | A |
| MIL-L-26087-A | A | A | D | A | D | C | A | A | A |
| MIL-G-27343 | A | A | A | A | A | D | A | A | A |
| MIL-P-27402 | B | B | - | - | A | D | B | - | A |
| M | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| MIL-G-27617 | - | D | - | - | A | D | - | A | A |
| MIL-I-27686-D | B | A | B | C | A | B | B | B | A |
| MIL-L-27694-A | A | A | A | A | A | D | A | A | A |
| MIL-L-46000-A | C | A | D | C | D | C | C | A | A |
| MIL-H-46001-A | A | A | D | A | D | C | A | A | A |
| MIL-L-46002 | A | A | D | A | D | C | A | A | A |
| MIL-H-46004 | B | A | D | B | D | C | B | A | A |
| MIL-P-46046-A | B | B | B | C | A | D | B | A | A |
| MIL-H-81019-B | B | A | D | B | D | C | B | A | A |
| MIL-S-81087 | A | A | A | A | A | D | A | A | A |
| MIL-H-83282 | B | A | D | B | D | D | B | A | A |
| Milk (Whole) | A | A | B | D | A | A | A | A | A |
| Milk Acid-50% | B | C | C | B | B | A | A | A | A |
| Milk Of Magnesia | B | B | A | A | A | B | A | A | A |
| Mineral Naptha | C | A | D | C | D | C | C | A | A |
| Mineral Oil's | B | A | D | A | D | B | B | A | A |
| Mineral Pitch | B | A | D | B | D | D | C | A | A |
| Mineral Spirits | C | A | D | - | D | - | C | A | A |
| Mineral thinner | D | D | D | - | - | - | - | - | A |
| Mirabilite | A | A | A | A | A | A | A | A | A |
| Mittel H.N.A. | D | D | C | D | A | - | D | D | A |
| MLO-7277 Hydr. | D | C | D | C | D | D | D | A | A |
| MLO-7557 | D | C | D | C | D | D | D | A | A |
| MLP-8200 Hydr. | A | B | D | A | D | D | D | A | A |
| MLO-8515 | A | B | D | A | D | D | C | A | A |
| Mobil-Ambrex 33 | B | A | D | B | D | D | C | A | A |
| Mobil-Ambrex 830 | B | A | D | A | C | B | B | A | A |
| Mobile-Aurex 903R | B | A | B | A | D | D | D | A | A |
| Mobil Delvac 1100,1110,1120,1130 | B | A | D | B | D | D | D | A | A |
| Mobil 24 DTE | B | A | D | B | D | D | D | A | A |
| Mobil Gas WA200 type A, Auto Trans. Fluid | B | A | D | - | D | D | D | A | A |
| Mobil HF | B | A | D | B | D | D | D | A | A |
| Mobil Nyvac 20 and 30 | A | A | A | - | A | A | A | A | A |
| M | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Mobil Velocite C | B | A | D | B | D | D | D | A | A |
| Mobil XRM 206A | - | - | - | - | - | - | - | A | A |
| Mobiltherm 600 | B | A | D | B | D | D | D | A | A |
| Mobilux | B | A | D | B | D | D | D | A | A |
| Molasses | B | A | B | D | A | A | A | A | A |
| Molten Suflur | A | B | B | B | A | B | A | A | A |
| Molysite | B | A | A | A | A | A | A | A | A |
| Mono Ammonium Phosphate | A | A | A | - | A | A | A | A | A |
| Mono Bromo Benzene | D | D | D | D | D | D | D | A | A |
| Mono Bromo Ethane | D | C | C | - | C | - | D | A | A |
| Mono Bromo Trifluoro Methane | D | D | D | - | - | - | - | - | A |
| Mono Butyl Ether | - | C | D | - | - | - | D | D | A |
| Mono Chlorethane | B | B | B | B | B | D | C | A | A |
| Mono Chloro Acetic Acid | D | D | B | - | - | - | D | - | A |
| Mono Chloracetone | C | D | D | D | B | D | C | D | A |
| Mono Chloro Acetone | C | D | D | - | D | - | B | B | A |
| Mono Chloro Benzene | D | D | D | D | D | D | D | A | A |
| Mono Chloro Difluoro Methane | D | D | D | - | - | - | D | D | A |
| Mono Chloro Phenol | D | D | D | - | D | - | D | B | A |
| Mono Chloro Trifluoro Methane | D | D | D | - | - | - | - | - | A |
| Mono Ethanol Amine | B | B | B | C | B | B | B | D | A |
| Mono Ethyl Amine | - | C | C | - | - | - | C | D | A |
| Mono Isopropanol Amine | - | B | B | - | - | - | C | - | A |
| Mono Methyl Amine | D | D | D | - | D | - | D | C | A |
| Mono Methyl Aniline | D | D | D | D | D | - | D | B | A |
| Mono Methyl Ether | A | A | B | - | A | - | - | A | A |
| Mono Methyl Hydrazine | B | B | - | - | A | D | B | - | A |
| Mono Phenyl Ether | A | A | A | B | A | A | A | A | A |
| Mono Sodium Acid Methanearsenate | A | - | - | - | - | - | - | - | A |
| Mono Sodium Ortho Phosphate | B | A | A | A | A | D | A | A | A |
| Mono Vinyl Acetate | D | D | D | - | - | - | - | - | A |
| Monovinyl Acetylene | B | A | B | - | A | B | B | A | A |
| Monsanto-Coolanol | A | A | D | D | D | D | B | A | A |
| M-N | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Monsanto-Sanitizer 160 | - | - | D | - | A | - | - | B | A |
| Monsel's Salt | A | A | A | A | A | B | A | A | A |
| Mopar Brake Fluid | B | C | - | - | A | C | B | D | A |
| Morea Premic | - | - | A | - | - | - | - | - | A |
| Morrhua Oil | B | B | D | A | A | B | B | A | A |
| Mosaic Gold | - | A | A | - | - | - | A | - | A |
| Motor Sprits | B | B | D | B | D | D | B | A | A |
| Muriate of Ammonia | A | A | A | A | A | B | A | A | A |
| Muriatic Acid (Hydrochloric) | D | D | B | - | D | - | C | A | A |
| Mustard Gas | A | - | A | - | A | A | A | A | A |
| Muthmann's Liquid | D | D | D | - | D | D | D | A | A |
| Naphtha | C | B | D | C | D | D | C | A | A |
| Naphtha-Boghead | C | A | D | C | D | C | C | A | A |
| Naphtha-Cleaners | D | B | D | - | - | - | - | A | A |
| Naphtha-Coal Tar | D | D | D | D | D | D | D | A | A |
| Naphthalene (Naphthaline) | D | D | D | B | D | D | D | A | A |
| Naphthalin | D | D | D | B | D | D | D | A | A |
| Naphthene | D | D | D | B | D | D | D | A | A |
| Naphthenic Acid | D | B | D | - | D | D | D | A | A |
| 1.4-x-Naphthol Sulfonic Acid | D | D | D | - | B | D | D | A | A |
| Naphthyl Benzene | D | D | D | - | - | - | - | - | A |
| Naphthyl Lactate | C | C | D | - | - | - | B | A | A |
| Naptha | C | B | D | C | D | D | C | A | A |
| Napthalene | D | D | D | B | D | D | D | A | A |
| Natural Gas | A | A | C | B | D | A | A | A | A |
| Navee | - | C | - | - | - | - | - | - | A |
| Neatsfool Oil | D | A | D | A | B | B | D | A | A |
| Neohexane | - | A | D | - | - | - | D | A | A |
| Neon | A | A | A | A | A | A | A | A | A |
| Neosol | A | A | A | - | - | - | - | C | A |
| Neu-Tri | - | D | D | - | - | - | D | A | A |
| Neville Acid | D | D | D | - | B | D | D | A | A |
| Nevoll | C | C | D | - | - | - | - | B | A |
| N | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Nickelous Chlroide | B | A | A | C | A | A | A | A | A |
| Nickelous Nitrate | B | A | A | - | B | - | A | A | A |
| Nickelous Sulfate | A | A | B | C | A | A | A | A | A |
| Nicotine Bentonite | A | A | A | - | - | - | - | C | A |
| Nicotine Sulfate | A | A | A | - | - | - | - | C | A |
| Niter Cake | A | A | A | A | A | A | A | A | A |
| Niter-Potassium Nitrate | A | A | A | A | A | A | A | A | A |
| Niter-Sodium Nitrate | B | C | B | - | A | C | A | A | A |
| Nitrana 2 & 3 | B | B | B | - | - | - | - | C | A |
| Nitratine | B | C | B | - | A | C | A | A | A |
| Nitric Acid-10%, 7.5 BE | B | D | D | C | B | B | A | A | A |
| Nitric Acid - 25% | C | D | D | C | B | C | B | A | A |
| Nitric Acid - 35%, 26.0 BE | D | D | D | C | C | D | B | A | A |
| Nitric Acid - 50% | D | D | D | D | D | D | C | A | A |
| Nitric Acid - 69%, 42.1 BE | D | D | D | D | D | D | C | A | A |
| Nitric Acid - 86%, 46.5 BE | D | D | D | D | D | D | D | B | A |
| Nitric Acid - Concentrated | D | D | D | D | D | D | C | A | A |
| Nitric Acid - Crude | D | D | D | D | C | D | C | A | A |
| Nitric Acid - Dilute | B | D | D | C | B | B | A | A | A |
| Nitric Acid - Inhibited Red Fuming (IRFNA) | D | D | D | D | D | D | D | B | A |
| Nitric Acid - Red Fuming (RFNA) | D | D | D | D | D | D | D | C | A |
| Nitric Acid - 3 Molar | D | D | D | D | B | D | D | A | A |
| Nitro Benzene | D | D | D | D | D | D | D | B | A |
| Nitro Benzine | D | - | - | - | C | - | D | A | A |
| Nitro Benzol | D | D | D | D | D | D | D | B | A |
| Nitro Calcite | A | A | A | D | A | B | A | A | A |
| Nitro Carbol | C | D | B | D | B | D | B | D | A |
| Nitro Ethane | C | D | B | D | B | D | B | D | A |
| Nitrogen | A | A | A | A | A | A | A | A | A |
| Nitrogen Fertilizer Solution | B | B | A | - | - | - | - | - | A |
| Nitrogen Monoxide | - | A | A | - | - | - | A | A | A |
| Nitrogen Oxychloride | - | - | - | - | - | - | - | - | A |
| Nitrogen Tetroxide | D | D | D | D | D | D | D | D | A |
| N-O | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Nitro Methane | C | D | B | D | B | D | B | D | A |
| Nitro Muriatic Acid | D | D | D | D | C | D | C | B | A |
| Nitro Propane | D | D | D | D | B | D | D | D | A |
| Nitrosyl Chloride | - | - | - | - | - | - | - | - | A |
| Nitrous Monoxide | - | A | A | - | - | - | A | A | A |
| Nitrous Oxide | - | A | A | - | - | - | A | A | A |
| Nitro Xanthic Acid | A | B | B | B | B | D | B | A | A |
| Nonanic Acid | - | A | D | - | - | - | D | - | A |
| Nondecylic Acid | - | A | D | - | - | - | D | - | A |
| Nonenes | - | A | D | - | - | - | D | A | A |
| Nonylcarbinol | D | A | A | - | - | - | A | B | A |
| Nordhausen Acid | D | D | D | D | D | D | D | B | A |
| Norge Niter | A | A | A | D | A | B | A | A | A |
| Norge Saltpeter | A | B | A | A | A | B | A | A | A |
| n-Normal Amylamine | D | C | C | - | D | - | C | D | A |
| Normal Ethyl Sulfate | - | D | D | - | - | - | D | D | A |
| Normal Heptane | B | A | D | - | D | - | D | A | A |
| Normal Hexane | B | A | D | B | D | D | B | A | A |
| Normal Potassium Sulfate | A | A | B | A | A | A | A | A | A |
| Norway Saltpeter | B | A | B | D | A | B | A | A | A |
| Norwegian Saltpeter | A | B | A | A | A | B | A | A | A |
| N.P.N. | - | - | - | - | - | - | - | - | A |
| Oakite-O.C. 85 | D | - | D | - | - | - | - | - | A |
| Oakite-O.C. 88 | C | - | D | - | - | - | - | - | A |
| Oakite-O.C. 131 | C | - | C | - | - | - | - | - | A |
| Oakite-O Drycid & O.F.M. 184 | C | - | C | - | - | - | - | - | A |
| Oakite-O Stripper S.A. | D | - | D | - | - | - | - | - | A |
| Oakite-Solvent Materials | D | D | D | - | - | - | - | - | A |
| Octa Chloro Toluene | D | D | D | D | D | D | D | A | A |
| 9, 12-Octa Decadienoic Acid | D | B | D | - | D | B | D | B | A |
| Octa Decane | B | A | D | A | D | D | B | A | A |
| Octa Decanoic Acid | B | B | C | A | B | B | B | A | A |
| 9-Octa Decanoic Acid | B | B | D | B | C | D | C | B | A |
| O | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Octa Fluoro Cylobutane | D | D | D | - | - | - | - | - | A |
| Octane | D | A | D | D | D | D | D | A | A |
| Octane Carboxylic Acid | - | A | D | - | - | - | D | - | A |
| Octanol | B | B | B | D | A | B | A | A | A |
| 2-Octanone | - | D | D | - | - | - | D | D | A |
| n-Octene-2 | C | - | - | - | - | - | - | A | A |
| n-Octodecylic Acid | B | B | C | A | B | B | B | A | A |
| Octoic Acid | - | C | C | - | - | - | B | - | A |
| Octyl Acetate | - | D | D | - | - | D | A | D | A |
| Octyl Alcohol | B | B | B | D | A | B | A | A | A |
| n-Octyl Alcohol | A | A | B | - | D | - | A | B | A |
| Octyl Aldehyde | - | D | D | - | - | - | D | D | A |
| Octyl Amine | - | C | C | - | - | - | C | D | A |
| Octyl Carbinol | - | D | D | - | - | - | D | B | A |
| Octylene Glycol | - | A | A | - | - | - | A | A | A |
| Octylic Acid | - | C | C | - | - | - | B | - | A |
| Octylic Alcohol | B | B | B | D | A | B | A | A | A |
| Oenanthal | - | D | D | - | - | - | D | D | A |
| Oil of Acetone | C | D | B | D | A | A | B | D | A |
| Oil of Bitter Almonds (artificial) | D | D | D | D | C | C | D | A | A |
| Oil of Hartshorn | - | A | D | - | - | - | D | A | A |
| Oil of Katchung | C | A | D | B | C | A | C | A | A |
| Oil of Maize | C | A | D | A | C | A | B | A | A |
| Oil of Mirbane | D | D | D | D | D | D | D | B | A |
| Oil of Palma Christi | A | A | B | A | B | A | A | A | A |
| Oil of Turpentine | C | A | D | D | D | C | D | A | A |
| Oil of Vitriol | D | D | D | - | C | D | C | A | A |
| Okonite | A | A | A | - | A | - | A | A | A |
| Olefiant Gas | - | B | - | - | C | - | A | A | A |
| Oleic Acid | B | B | D | B | C | D | B | B | A |
| Olein | C | B | D | - | - | - | - | - | A |
| Olenic Acid | B | B | D | B | C | D | C | B | A |
| Oleum Bubulum | D | A | D | A | B | B | D | A | A |
| Oleum (Fuming sufluric Acid) | D | D | D | D | D | D | D | B | A |
| O | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Oleum Gossypii Seminis | B | A | D | A | B | A | B | A | A |
| Oleum Lini | B | A | D | B | B | B | B | A | A |
| Oleum Morrhuae | B | B | D | A | A | B | B | A | A |
| Oleum Palmae | C | A | D | - | - | - | B | A | A |
| Oleum Sprits | C | B | D | C | D | D | D | A | A |
| Oleum Theobromatis | B | D | D | - | - | - | - | - | A |
| Olive Oil | B | A | D | A | B | D | B | A | A |
| Oronite 8200 | A | B | D | A | D | D | D | A | A |
| Oronite 8515 | A | B | D | A | D | D | D | A | A |
| Ortho Boric Acid | A | A | A | A | A | A | A | A | A |
| Ortho Chloro Ethyl Benzene | D | D | D | D | D | D | D | A | A |
| Ortho Dichloro Benzene | D | D | D | D | D | D | D | A | A |
| Ortho Dichloro Benzol | - | D | D | - | - | - | D | A | A |
| Ortho Hydroxy Benzoic Acid | D | D | C | - | - | - | - | - | A |
| Ortho Xylene | - | D | D | - | - | - | D | A | A |
| OS 45 Type III (OS45) | A | B | D | D | D | D | B | A | A |
| OS 45 Type IV (OS45-1) | A | B | D | D | D | D | B | A | A |
| OS 70 | A | B | D | D | D | D | B | A | A |
| O-T 634B | D | C | D | D | D | D | D | A | A |
| Oxalic Acid | B | C | C | D | A | B | B | B | A |
| 2.2-Oxybis Ethanol | A | A | A | D | A | B | A | A | A |
| Oxyethylene Succinic Acid | B | A | A | - | D | B | B | A | A |
| Oxygen-Cold | A | B | B | A | A | A | B | A | A |
| Oxygen-250-400 Deg. F | D | D | D | D | D | B | D | B | A |
| Oxygen - Liquid | D | D | D | D | D | D | D | D | A |
| Oxymethelene-40% | C | C | C | - | - | - | - | - | A |
| Oxymuriate of Tin | A | A | A | B | B | B | A | A | A |
| Ozone | B | D | D | A | A | A | A | A | A |
| P | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| PS-661B | C | A | D | C | D | D | C | A | A |
| PD-680 | C | A | D | C | D | D | C | A | A |
| Paint Thinner Duco | D | D | D | D | D | D | D | B | A |
| Painter's Naphtha | D | D | D | - | - | - | - | - | A |
| Palm Butter | C | A | D | - | - | - | B | A | A |
| Palm Grease | C | A | D | - | - | - | B | A | A |
| Palm Oil | C | A | D | - | - | - | V | A | A |
| Palmic Acid | B | A | B | A | B | D | C | A | A |
| Palmitic Acid | B | A | B | A | B | D | C | A | A |
| Paper Makers Alum | A | A | A | - | - | - | A | A | A |
| Par-al-Ketone | D | D | D | D | D | D | D | D | A |
| Para San-10% | A | B | A | - | - | - | A | C | A |
| Para Dichloro Benzene | D | D | D | D | D | D | D | A | A |
| Para Dichloro Benzine | D | D | D | D | D | D | D | A | A |
| Para Dichloro Benzol | D | D | D | - | D | - | D | A | A |
| Para Dihydroxy Benzene | D | D | C | - | - | - | - | - | A |
| Para Dow | D | D | D | D | D | D | D | A | A |
| Paraffin | B | A | D | B | D | D | D | A | A |
| Paraffin Ointment | B | A | D | A | D | D | B | A | A |
| Paraffins | - | A | D | - | D | - | D | A | A |
| Paraform | B | B | D | - | - | - | B | C | A |
| Paraform Aldehyde | B | B | D | - | - | - | B | C | A |
| Paraformaldehydum | B | B | D | - | - | - | B | C | A |
| Paradehyde | B | C | C | - | A | - | D | D | A |
| Para Xylene | D | D | D | C | D | D | D | A | A |
| Paris Green & Lime 37% | A | A | - | - | - | - | B | A | A |
| Parker O Lube | A | A | D | A | D | B | A | A | A |
| Patent Alum | A | A | A | - | A | A | A | A | A |
| Peanut Oil | C | A | D | B | C | A | C | A | A |
| Pear Alum | A | A | A | - | - | - | - | - | A |
| Pear Oil | D | D | C | D | A | D | C | D | A |
| Pearl Ash | A | A | A | - | A | - | A | A | A |
| Pelarqonic Acid | - | A | D | - | - | - | D | - | A |
| Penta Chloro Diphenyl | D | D | D | - | - | - | - | - | A |
| P | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Penta Chloro Diphenyl Oxide | D | D | D | - | - | - | - | - | A |
| Penta Chloro Ethane | D | D | D | - | - | - | D | A | A |
| Penta Chloro Ethyl Benzene | D | D | D | - | - | - | - | - | A |
| Penta Chloro Phenol | D | D | D | - | - | - | - | A | A |
| Penta Chloro Phenyl Benzoate | D | D | D | - | - | - | - | - | A |
| Penta Dichloro Diphenyl Ketone | D | D | D | - | - | - | - | - | A |
| Penta Hydroxy Hexoic Acid | - | C | D | - | - | - | B | - | A |
| Penta Methylene Amine | D | D | D | - | D | - | D | C | A |
| Pentane | A | A | D | D | D | D | B | A | A |
| Pentane-2.4-Dimethyl | B | A | D | D | D | D | B | A | A |
| 2.4 Pentane Dione | D | D | D | C | A | D | D | D | A |
| Pentane-2 Methyl | B | A | D | D | D | D | B | A | A |
| Pentane-3 Methyl | B | A | D | D | D | D | B | A | A |
| Pentane-Secondary | - | A | D | - | - | - | D | A | A |
| Pentanoic Acid | D | D | A | - | A | - | - | - | A |
| Pentanol | A | B | B | D | A | D | B | B | A |
| Pentanone | D | D | D | - | B | - | D | D | A |
| 2-Pentanone | D | D | D | - | B | - | D | D | A |
| 3-Pentanone | D | D | D | - | B | - | D | D | A |
| Pentasol | A | A | A | - | - | - | A | A | A |
| Pentasodium Triphosphate | D | D | D | - | - | - | - | - | A |
| Pentene | A | B | D | - | D | - | D | A | A |
| 1-Pentene | A | C | D | - | D | - | D | A | A |
| Pentene-2.4-Methyl | B | - | - | - | - | - | - | A | A |
| Pentyl Acetate | D | D | C | D | A | D | C | D | A |
| Pentyl Amine (Pentylamin) | D | C | C | - | D | - | C | D | A |
| n-Pentyloxypentane | D | B | D | - | D | - | C | - | A |
| Perchlorethylene | D | D | D | D | D | D | D | A | A |
| Perchloric Acid | A | D | C | D | B | D | B | A | A |
| Perchloro Ethylene | D | C | D | D | D | C | D | A | A |
| Perchloro Methane | D | D | D | - | - | - | - | - | A |
| Permachlor | - | D | - | - | D | - | - | C | A |
| Perhydrol | A | B | B | - | A | A | B | A | A |
| P | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Peroxide-3% | B | B | B | - | B | A | B | A | A |
| Peroxide-10% | C | C | B | - | B | A | B | A | A |
| Peroxide-30% | D | C | C | - | B | A | C | A | A |
| Peroxide-90% | D | D | D | C | C | A | C | A | A |
| Peroxide of Hydrogen | A | B | B | - | A | A | B | A | A |
| Peroxohydrate | A | A | A | - | - | - | - | - | A |
| Peroxydol | B | B | B | - | A | B | B | A | A |
| Peru Saltpeter | B | C | B | - | A | C | A | A | A |
| Petrol | B | A | D | B | D | C | D | A | A |
| Petrolatum | B | A | D | A | D | D | B | A | A |
| Petrolene | B | A | D | B | D | D | C | A | A |
| Petroleum Benzin | B | A | D | B | D | D | C | A | A |
| Petroleum Ether (Ligroin) | B | A | D | B | D | D | D | A | A |
| Petroleum Gas-Liquid (LPG) | B | A | D | A | D | C | D | A | A |
| Petroleum Jelly | B | A | D | A | D | D | B | A | A |
| Petroleum Naptha | B | A | D | B | D | D | C | A | A |
| Petroleum Oil- above 250 Deg. F | D | D | D | D | D | D | D | B | A |
| Petroleum Oil-Below 250 Deg. F | D | A | D | B | D | B | B | A | A |
| Petroleum Oil-Crude | D | A | D | C | D | D | B | A | A |
| Petroleum Pitch | B | A | D | B | D | D | C | A | A |
| Petroleum Sprit | B | A | D | B | D | A | D | A | A |
| Petroleum Thinner | D | D | D | - | - | - | - | - | A |
| Phenate | D | D | D | - | - | - | - | B | A |
| Phene | D | D | D | D | D | D | D | A | A |
| Phenethylene | D | D | D | C | D | D | D | A | A |
| Phentole (Phenetol) | D | D | D | D | D | D | D | D | A |
| Phenic Acid | D | D | D | D | D | D | C | A | A |
| Phenmethylol | C | D | C | D | B | - | B | A | A |
| Phenol | D | D | D | D | D | D | C | A | A |
| Phenol-70%/30% H2O | D | D | D | D | D | D | D | A | A |
| Phenol-85%/15% H2O | D | D | D | D | D | D | D | A | A |
| Phenol Benzoate | D | D | D | - | - | - | - | - | A |
| Phenol Carbolic Acid | D | D | D | D | D | D | C | A | A |
| P | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Phenol Sulfonic Acid | - | D | D | - | - | - | D | D | A |
| Phenol Trinitrate | D | D | D | - | - | - | - | - | A |
| Phenolates | D | D | D | - | - | - | D | B | A |
| Phenols | B | D | A | - | - | - | B | B | A |
| Phenoxetol | A | A | A | B | A | A | A | A | A |
| Phenoxide | D | D | D | - | - | - | - | B | A |
| Phenoxin | D | C | D | D | D | D | D | A | A |
| Phenoxybenzene | D | D | D | - | D | C | C | A | A |
| Phenyl Acetate | D | D | C | D | B | D | C | D | A |
| Phenyl Aldehyde | D | D | D | D | B | D | D | D | A |
| Phenyl Amine | D | D | D | D | D | A | B | B | A |
| Phenyl Benzene | D | D | D | D | D | D | D | A | A |
| Phenyl Benzoate | D | D | D | - | - | - | - | - | A |
| Phenyl Bromide | D | D | D | D | D | D | D | A | A |
| Phenyl Carbinol | C | D | C | D | B | - | B | A | A |
| Phenyl Chloride | D | D | D | D | D | D | D | A | A |
| Phenyl Chloroform | - | D | - | - | - | - | - | - | A |
| Phenyl Ethane | D | D | D | D | D | D | D | A | A |
| Phenyl Ether | D | D | D | - | D | C | C | A | A |
| Phenyl Ethyl Ether | D | D | D | D | D | D | D | D | A |
| Phenyl Ethylene | D | D | D | C | D | D | D | A | A |
| Phenyl Fluoride | D | D | D | - | D | D | D | A | A |
| Phenyl Formic Acid | C | D | D | D | B | B | B | A | A |
| Phenyl Hydrazine | D | D | A | - | C | - | D | A | A |
| Phenyl Hydride | D | D | D | D | D | D | D | A | A |
| Phenyl Hydorxide | D | D | D | D | D | D | C | A | A |
| Phenyl Methane | D | D | D | D | D | D | D | A | A |
| Phenyl Methyl Ketone | D | D | C | D | A | D | D | A | A |
| Phenyl Nitrite | D | D | D | D | D | D | D | B | A |
| Phenylic Acid | D | D | D | D | D | D | C | A | A |
| Phlorose | A | A | A | B | A | A | A | A | A |
| Phorone | D | D | D | D | B | D | D | D | A |
| Phosphate Esters | D | D | D | - | C | A | D | A | A |
| P | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Phosphoric Acid - 10% | B | A | A | A | A | B | A | A | A |
| Phosphoric Acid - 20% | B | C | B | A | A | B | A | A | A |
| Phosphoric Acid - 50% | B | C | C | A | A | D | B | A | A |
| Phosphoric Acid - 85% | C | D | C | A | B | D | B | A | A |
| Phosphoric Acid-Concentrated | D | D | D | A | B | D | C | A | A |
| Phosphoric Acid - Crude | C | C | C | - | C | C | A | A | A |
| Phosphoric Acid-3 Molar | C | D | B | - | A | B | B | A | A |
| Phosphorous Oxycholride | D | - | D | - | - | - | D | - | A |
| Phosphorous Trichloride | D | D | - | - | A | - | D | A | A |
| Phosphorous Trichloride Acid | D | D | D | - | A | - | D | A | A |
| Phosphoryl Chloride | D | - | D | - | - | - | D | - | A |
| Photogen | C | A | D | C | D | C | C | A | A |
| Phthoric Acid | D | D | D | D | C | D | A | A | A |
| Pickle Alum | A | A | A | A | A | A | A | A | A |
| Pickling Solution | D | D | D | D | C | D | D | B | A |
| Picranisic Acid | A | B | B | B | B | D | B | A | A |
| Picric Acid | A | B | B | B | B | D | B | A | A |
| Picric Acid - Molten | C | D | C | B | B | D | A | A | A |
| Picric Acid-Water Solution | B | B | B | B | B | D | A | A | A |
| Picronitric Acid | A | B | B | B | B | D | B | A | A |
| Pimelic Ketone | D | D | D | - | - | - | - | - | A |
| Pimelinketone | D | D | D | D | B | D | D | D | A |
| Pinacol (Pinacolin) | A | A | A | - | C | - | A | A | A |
| Pinacone | A | A | A | - | C | - | A | A | A |
| Pine Cone Oil | D | A | D | D | D | D | D | A | A |
| Pine Oil | D | B | D | - | D | D | D | A | A |
| Pine Tar | D | B | D | D | D | C | D | A | A |
| Pinene | C | B | D | B | D | D | D | A | A |
| Piperidine | D | D | D | D | D | D | D | C | A |
| Pitch | B | A | D | B | D | D | B | A | A |
| Pix Liquida | D | B | D | D | D | C | D | A | A |
| Plating Solution-Antimony | - | - | B | - | - | - | - | - | A |
| Plating Solution-Arsenic | - | - | B | - | - | - | - | - | A |
| P | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Plating Solution-Cadmium | B | B | A | - | - | - | - | - | A |
| Plating Solution-Chrome | D | D | D | D | B | D | D | A | A |
| Plating Solution-Copper | - | - | B | - | - | - | - | - | A |
| Plating Solution-Gold | - | - | B | - | - | - | - | - | A |
| Plating Solution-Iron | - | A | B | - | - | - | - | - | A |
| Plating Solution-Lead | B | B | A | - | - | - | - | - | A |
| Plating Solution-Nickel | - | - | B | - | - | - | - | - | A |
| Plating Solution-Others | A | A | A | - | A | D | A | A | A |
| Plating Solution-Platinum | A | - | - | - | - | - | - | - | A |
| Plating Solution-Silver | - | - | B | - | - | - | - | - | A |
| Plating Solution-Tin | - | - | - | - | - | - | - | - | A |
| Plating Solution-Zinc | - | - | B | - | - | - | - | - | A |
| Plumbane | C | B | D | - | D | - | D | A | A |
| Plumbous Acetate | B | B | B | D | A | D | C | D | A |
| Pneumatic Service | A | A | D | A | A | D | A | A | A |
| Poly Ethylene Glycol | - | A | A | - | - | - | A | A | A |
| Poly Formaldehyde | - | D | D | - | - | - | - | - | A |
| Polyoxy Methylene | B | B | D | - | - | - | - | C | A |
| Poly Propylene Glycol | - | A | A | - | - | - | A | A | A |
| Poly Vinyl Acetate emulsion | B | - | - | - | A | D | B | - | A |
| Ponderous Magnesia | A | - | - | - | - | - | - | A | A |
| Potash | B | C | B | B | B | B | A | C | A |
| Potash-Alum | A | A | A | - | A | A | A | A | A |
| Potash-Caustic | B | C | B | B | B | B | A | C | A |
| Potash-Water Glass | A | A | A | - | A | - | A | A | A |
| Potassa | B | C | B | B | B | B | A | C | A |
| Potassii Acetas | B | B | B | D | A | D | B | D | A |
| Potassii Bicarbonas | A | A | A | - | - | - | A | A | A |
| Potassii Bisulfas | A | A | A | - | - | - | A | A | A |
| Potassii Bromidum | A | A | A | - | A | - | A | A | A |
| Potassii Carbonas | A | A | A | - | A | - | A | A | A |
| Potassii Chloras | A | A | A | - | A | - | A | A | A |
| Potassii Chloridum | A | A | A | A | A | A | A | A | A |
| P | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Potassii Nitras | A | A | A | A | A | A | A | A | A |
| Potassii Permanganas | C | B | B | - | A | - | A | B | A |
| Potassii Sulfas | A | A | B | A | A | A | A | A | A |
| Potassium Acetate | B | B | B | D | A | D | B | D | A |
| Potassium Acid Chromate | B | A | C | B | A | A | A | A | A |
| Potassium Acid Sulfate | A | A | A | - | - | - | A | A | A |
| Potassium Acid Sulfite | A | A | A | - | - | - | A | A | A |
| Potassium Alum | A | A | A | - | A | A | A | A | A |
| Potassium Aluminum Sulfate | A | A | A | - | A | A | A | A | A |
| Potassium Aluminum Sulfate, Anhydrous | A | A | A | - | A | A | A | A | A |
| Potassium Bicarbonate | A | A | A | - | - | - | A | A | A |
| Potassium Bichromate | B | A | C | B | A | A | A | A | A |
| Potassium Bisulfate | A | A | A | - | - | - | A | A | A |
| Potassium Bisulfite | A | A | A | - | - | - | A | A | A |
| Potassium Borates | A | A | A | - | A | - | A | A | A |
| Potassium Bromide | A | A | A | - | A | - | A | A | A |
| Potassium Carbonate | A | A | A | - | A | - | A | A | A |
| Potassium Chlorate | A | A | A | - | A | - | A | A | A |
| Potassium Chloride | A | A | A | A | A | A | A | A | A |
| Potassium Chromate | - | - | - | - | - | - | C | - | A |
| Potassium Chromic Sulfate | A | A | A | - | A | A | A | A | A |
| Potassium Cupro Cyanide | A | A | A | A | A | A | A | A | A |
| Potassium Cyanide | A | A | A | A | A | A | A | A | A |
| Potassium Dichromate | B | A | C | B | A | A | A | A | A |
| Potassium Hydrate | B | C | B | B | B | B | A | C | A |
| Potassium Hydroxide | B | C | B | B | B | B | A | C | A |
| Potassium Hypermanganate | C | B | B | - | A | - | A | B | A |
| Potassium Hypochlorite | C | D | C | - | - | - | B | - | A |
| Potassium Iodide | A | A | - | - | A | - | A | A | A |
| Potassium Iodidum | A | A | - | - | A | - | A | A | A |
| Potassium Monosulfide | A | A | A | A | A | A | A | A | A |
| Potassium Muriate | A | A | A | A | A | A | A | A | A |
| Potassium Nitrate | A | A | A | A | A | A | A | A | A |
| P | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Potassium Oxide | A | B | A | - | - | - | - | - | A |
| Potassium Oxymuriate | A | A | A | - | A | - | A | A | A |
| Potassium Permanganate | C | B | B | - | A | - | A | B | A |
| Potassium Phosphate | A | - | - | - | A | - | A | A | A |
| Potassium Salts | A | A | A | A | A | A | A | A | A |
| Potassium Silicate | A | A | A | - | A | - | A | A | A |
| Potassium Sulfate | A | A | B | A | A | A | A | A | A |
| Potassium Sulfide | A | A | A | A | A | A | A | A | A |
| Potassium Sulfite | A | A | A | - | A | A | A | A | A |
| Potassium Sulphate | A | A | B | A | A | A | A | A | A |
| Potassium Thiosulfate | A | A | A | - | - | - | A | A | A |
| Potato Oil | A | A | A | C | A | D | A | A | A |
| Potato Sprit | A | B | B | D | A | D | B | B | A |
| Prestone Antifreeze | A | A | A | D | A | A | A | A | A |
| PRL-High Temp. Hydr. Oil | B | B | D | B | D | B | D | A | A |
| Producer Gas | B | A | D | A | D | B | B | A | A |
| Propaldehyde | - | D | C | - | - | - | D | D | A |
| Propanal | - | D | C | - | - | - | D | D | A |
| Propane | B | A | D | C | D | D | B | A | A |
| Propane Nitrile | B | D | A | - | A | - | - | D | A |
| Propane Propionitrile | B | A | D | D | D | D | B | A | A |
| Propanediamine | - | B | B | - | - | - | C | - | A |
| Propanediol | A | A | A | - | - | - | A | A | A |
| 1.3-Propanediol | - | A | A | - | A | - | A | A | A |
| Propanetriol | A | A | A | B | A | A | A | A | A |
| 1,2,3-Propanetriol | A | A | A | B | A | A | A | A | A |
| Propanoic Acid | D | D | A | - | A | - | B | - | A |
| Propanol | A | A | A | D | A | A | A | A | A |
| 2-Propanone | C | D | B | D | A | B | C | D | A |
| Propenal | - | B | B | - | - | - | B | A | A |
| Propene | D | D | D | - | D | - | D | A | A |
| Propene Nitrile | D | D | C | - | D | D | C | D | A |
| Propene Oxide | D | D | D | D | A | B | C | A | A |
| P-Q | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Pyracetic Acid | C | D | D | D | B | A | C | C | A |
| Pyranol | D | A | D | B | D | D | D | A | A |
| Pyranol-1467 | C | A | - | - | D | - | - | - | A |
| Pyranol-1476 | B | A | - | - | D | - | - | A | A |
| Pyranol-Transformer Oil | B | A | D | B | D | D | B | A | A |
| Pyrene | D | C | D | C | D | D | D | A | A |
| Pyrex | D | C | D | D | D | D | D | A | A |
| Pyridine (Oil) | D | D | D | D | B | D | D | D | A |
| Pyrite | - | A | A | - | - | - | A | A | A |
| Pyroacetic Ether | D | D | D | D | - | - | - | A | A |
| Pyroacetic Sprit | C | D | B | D | A | B | C | A | A |
| Pyrogallol Carboxylic Acid | C | D | A | D | B | - | B | A | A |
| 2,3,4-Pyrogallol Carboxylic Acid | C | D | A | D | B | - | B | A | A |
| Pyrogard-42,43,53,55 (Phosphate Ester) | D | D | D | D | A | D | D | A | A |
| Pyrogard-C,D | B | A | D | D | D | B | D | A | A |
| Pyroligneous Acid | C | D | D | D | B | A | C | C | A |
| Pyroligneous Sprit | A | A | A | D | A | A | A | D | A |
| Pyrolube | D | D | D | D | B | B | D | A | A |
| Pyromucic Aldehyde | D | D | D | D | B | D | C | D | A |
| Pyroxylic Sprit | A | A | A | D | A | A | A | D | A |
| Pyrrole Ye | D | D | C | - | C | B | D | D | A |
| Quaternary Ammonium Salts | / | A | A | - | - | - | A | A | A |
| Quicklime | A | A | A | - | A | - | A | - | A |
| Quicksilver | A | A | B | A | A | A | A | A | A |
| Quinol | D | C | C | - | D | - | C | B | A |
| R-S | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Radiation | B | C | B | A | A | B | B | B | A |
| Rape Oil | B | B | D | B | A | D | C | A | A |
| Rapeseed Oil | B | B | D | B | A | D | C | A | A |
| Raw Linseed Oil | B | A | D | B | B | D | B | A | A |
| Red Line-100 Oil | B | A | D | A | D | D | D | A | A |
| Red Oil | B | B | D | B | D | D | B | B | A |
| Red Potassium Chromate | D | B | D | - | - | - | - | - | A |
| Resinol | A | A | - | - | - | - | B | A | A |
| Resinoil | A | A | - | - | - | - | B | A | A |
| Retinol | A | A | - | - | - | - | B | A | A |
| Rhigolene | B | A | D | - | D | - | B | A | A |
| Richfield "A" 100% | D | C | D | - | D | - | D | C | A |
| Richfield "D" 35% | B | B | D | - | D | - | - | C | A |
| Ricinus Oil (Ricinine) | A | A | B | A | B | A | A | A | A |
| RJ-1 | B | A | D | B | D | D | B | A | A |
| Rock Salt | A | A | A | A | A | A | A | A | A |
| Roman Vitroil | A | A | C | A | A | A | A | A | A |
| Rosin-Liquid (Retinol) | A | A | D | - | / | - | B | A | A |
| Rosin Oil | A | A | - | - | / | - | B | A | A |
| Rotenone & H2O | A | A | A | - | A | - | - | A | A |
| RP-1 | C | A | D | C | D | D | C | A | A |
| Rum | A | A | A | D | A | A | A | B | A |
| Sacchaobiose | A | A | A | D | A | A | A | A | A |
| Saccharose | A | A | A | D | A | A | A | A | A |
| Saccharum Amylaceum | A | A | A | B | A | A | A | A | A |
| Sassharum Solutions | A | A | A | D | A | A | A | A | A |
| SAE Oil's | B | A | D | A | D | D | C | A | A |
| Sal Ammonicac | A | A | A | A | A | B | A | A | A |
| Sal Chalybdis | A | A | A | - | A | - | A | A | A |
| Sal De Duobus | A | A | B | A | A | A | A | A | A |
| Sal Enixum | A | A | A | - | - | - | A | A | A |
| Sal Eratus (Sal Aeratus) | A | A | A | - | - | - | A | A | A |
| Sal Prunella | A | A | A | A | A | A | A | A | A |
| Sal Soda | A | A | A | - | A | A | A | A | A |
| Sal Tartar | A | A | A | - | A | - | A | A | A |
| S | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Sal Tartari | A | A | A | - | A | - | A | A | A |
| Sal Volatile | B | D | A | - | A | B | B | A | A |
| Salicylic Acid | D | C | A | - | A | - | A | A | A |
| Salimiak (Salmiac) | A | A | A | A | A | B | A | A | A |
| Saliter (Salitre) | B | B | B | - | A | D | A | A | A |
| Salt Brine-Chlorinated | D | D | B | D | A | D | B | A | A |
| Salt Cake | A | A | A | A | A | A | A | A | A |
| Salt of Lemery | A | A | A | A | A | A | A | A | A |
| Salt of Tartar | A | A | A | - | A | - | A | A | A |
| Salt of Vitriol | A | A | B | - | A | A | A | A | A |
| Salt Water | A | A | A | D | A | A | A | A | A |
| Saltpeter-Ammonium Nitrate | B | A | B | D | A | B | A | A | A |
| Saltpeter-Calcium Nitrate | A | B | A | A | A | B | A | A | A |
| Saltpeter-Cubic | B | C | B | - | A | C | A | A | A |
| Saltpeter-Potassium Nitrate | A | A | A | A | A | A | A | A | A |
| Saltpeter-Sodium Nitrate | B | B | B | - | A | D | A | A | A |
| Sand Acid | B | B | A | B | B | D | A | A | A |
| Sanitisizer 160-Monsanto | - | - | D | - | A | - | - | B | A |
| Santo Safe 300 | D | D | D | D | C | A | D | A | A |
| Sea Salt | A | A | A | A | A | A | A | - | A |
| Sea (Salt) Water | A | A | A | D | A | A | A | A | A |
| Seed Oil | A | A | D | A | A | A | B | - | A |
| Separan NP-10 | - | - | A | - | - | - | - | - | A |
| Sewage (Sewarage) | B | A | C | D | B | B | A | A | A |
| Sesquicarbonate of Soda | A | A | A | - | - | - | - | A- | A |
| Shale Naphtha | B | A | D | B | D | A | D | A | A |
| Shell-Aero 1AC | B | A | D | A | D | B | A | A | A |
| Shell-Aero 7A Grease | B | A | D | A | D | B | A | A | A |
| Shell-Aero 17 Grease | B | A | D | A | D | B | A | A | A |
| Shell-Aero 750 | D | B | D | D | D | D | D | A | A |
| Shell Alvania Grease #2 | B | A | D | A | D | B | D | A | A |
| Shell-Carnea 19 & 29 | D | A | D | B | D | - | D | A | A |
| Shell-Diala | B | A | D | B | D | D | D | A | A |
| Shell-Iris 905 | B | A | D | A | D | D | D | A | A |
| S | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Shell-Iris Tellus #27 & #33 | B | A | D | A | D | D | D | A | A |
| Shell-Iris UMF (5% Aromatic) | B | A | D | A | D | D | D | A | A |
| Shell-Lo Hydrax 27 & 29 | B | A | D | B | D | D | D | A | A |
| Shell-Macoma 72 | B | A | D | B | D | D | D | A | A |
| Shell Super, Gas | B | A | D | B | D | D | D | A | A |
| Sherwood Oil | B | A | D | B | D | C | D | A | A |
| Sieman's Gas | B | A | C | A | C | B | B | A | A |
| Silent Spirit | A | A | A | D | A | A | A | B | A |
| Silicate Esters | A | B | D | A | D | D | A | A | A |
| Silicate of Soda | A | A | A | - | A | - | A | A | A |
| Silicofluoric Acid | A | A | A | B | A | D | A | A | A |
| Silicone Oils & Greases | A | A | A | A | A | C | A | A | A |
| Silver-Liquid | A | A | B | A | A | A | A | A | A |
| Silver Cyanide | A | - | A | - | - | - | - | A | |
| Silver Nitrate | A | B | A | A | A | A | A | A | A |
| Sinclair-Opaline CX, EP Lube | B | A | D | A | D | D | B | A | A |
| Sirup | B | - | A | - | - | - | - | - | A |
| Skelly-Solvent B.C.E. | D | A | D | - | D | - | D | A | A |
| Skydrol-500 | D | D | D | D | A | C | D | D | A |
| Dkydrol-7000 | D | D | D | D | A | C | D | B | A |
| Slaked Lime | A | A | A | C | A | A | A | B | A |
| Soap Solutions | A | A | B | A | A | A | A | A | A |
| Socony-Mobile Type A | B | A | D | B | D | D | D | A | A |
| Socony Vacuum-AMV AC781 (Grease) | B | A | D | B | D | D | D | A | A |
| Socony Vacuum-PD959B | B | A | D | A | B | D | B | A | A |
| Soda | B | C | A | B | A | B | B | B | A |
| Soda Alum | A | A | A | A | A | A | A | A | A |
| Soda Ash | A | A | A | - | A | A | A | A | A |
| Soda-Baking | A | A | A | - | A | A | A | A | A |
| Soda-Biborate Of | A | B | A | A | A | B | A | A | A |
| Soda-Bicarbonate Of | A | A | A | - | A | A | A | A | A |
| Soda-Bichromate Of | - | - | - | - | - | - | C | D | A |
| Soda-Lime | B | B | A | C | A | C | B | B | A |
| Soda-Caustic | B | C | A | B | A | B | B | B | A |
| Soda-Niter (Nitre) | B | B | B | - | A | D | A | - | A |
| S | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Soda-Saltpeter | B | C | B | - | A | C | A | A | A |
| Soda-Washing | A | A | A | - | A | A | A | A | A |
| Sodan | B | B | B | - | - | - | - | - | A |
| Sodii Hydroxidum (USP) | B | C | A | B | A | B | B | B | A |
| Sodium Acetate | B | B | B | D | A | D | B | D | A |
| Sodium Acid Carbonate | A | A | A | A | A | A | A | A | A |
| Sodium Acid Sulfate | A | B | A | - | - | - | - | - | A |
| Sodium Alum | A | A | A | A | A | A | A | A | A |
| Sodium Aluminate | - | A | A | - | - | - | A | A | A |
| Sodium Aluminum Sulfate | A | A | A | A | A | A | A | A | A |
| Sodium Arsenate | - | - | A | - | - | - | - | - | A |
| Sodium Benzoate | - | - | A | - | - | - | - | - | A |
| Sodium Bicarbonate (Baking Soda) | A | A | A | - | A | A | A | A | A |
| Sodium Bichromate | B | - | D | A | A | - | B | A | A |
| Sodium Biphosphate | B | A | A | A | A | D | A | A | A |
| Sodium Bisulfate | A | A | A | - | A | A | A | A | A |
| Sodium Bisulfate of Bisulfite | A | A | B | D | A | A | A | A | A |
| Sodium Bisulfite | A | A | A | - | A | A | A | - | A |
| Sodium Bisulphate | A | A | A | - | A | A | A | A | A |
| Sodium Borate | A | A | A | - | A | A | A | A | A |
| Sodium Bromides | - | - | A | - | - | - | - | - | A |
| Sodium Carbonate (Soda Ash) | A | A | A | - | A | A | A | A | A |
| Sodium Carbonate-Anhydrous | A | A | A | - | A | A | A | A | A |
| Sodium Carbonate-Hydrated | A | A | A | - | A | A | A | A | A |
| Sodium Chlroate | A | A | A | - | A | - | A | A | A |
| Sodium Chloride | A | A | A | A | A | A | A | A | A |
| Sodium Chromate | - | - | - | - | - | - | C | - | A |
| Sodium Cyanide | A | A | A | - | A | A | A | A | A |
| Sodium Dichromate | B | - | D | A | A | - | B | A | A |
| Sodium Dimeta Borate | A | A | A | A | A | B | A | A | A |
| Sodium Dioxide | B | B | B | D | B | D | B | A | A |
| Sodium Diphosphate | B | A | A | - | - | - | - | - | A |
| Sodium Disulfite | A | A | B | - | - | - | - | - | A |
| Sodium Fluo Aluminate-10% | A | A | A | - | A | - | A | A | A |
| S | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Sodium Fluoride | A | A | A | - | A | - | - | A | A |
| Sodium Hexmeta Phosphate | B | B | A | - | - | - | - | - | A |
| Sodium Hydrate | B | C | A | B | A | B | B | B | A |
| Sodium Hydro Chlorite | C | C | C | D | B | B | A | A | A |
| Sodium Hydrogen Carbonate | A | A | A | - | A | A | A | A | A |
| Sodium Hydrogen Sulfate | A | A | A | - | A | A | A | A | A |
| Sodium Hydroxide | B | C | A | B | A | B | B | B | A |
| Sodium Hydroxide-3 Molar | B | B | A | B | A | A | A | B | A |
| Sodium Hypo Chlorite | C | C | C | D | B | B | C | A | A |
| Sodium Hypo Chlorite-5% | C | C | C | D | B | B | A | A | A |
| Sodium Hypo Chlorite-20% | D | D | B | D | B | B | D | A | A |
| Sodium Hyposulfite | A | A | A | A | A | A | A | A | A |
| Sodium Iodine | A | - | - | - | - | - | - | A | A |
| Sodium Meta Borate Peroxy-Hydrate | A | A | A | - | - | A | - | - | A |
| Sodium Meta Phosphate | B | A | A | - | A | D | B | A | A |
| Sodium Nitrate | B | B | B | - | A | - | A | A | A |
| Sodium Nitrite | A | - | - | - | - | - | A | A | A |
| Sodium Orthophosphate | B | A | A | A | A | A | A | A | A |
| Sodium Perborate | B | B | B | - | A | B | B | A | A |
| Sodium Peroxide | B | B | B | D | B | D | B | A | A |
| Sodium Phosphate (Dibasic) | B | B | A | A | A | D | A | A | A |
| Sodium Phosphate (Mono) | B | A | A | A | A | D | A | A | A |
| Sodium Phosphate (Tribasic) | B | A | A | A | A | A | A | A | A |
| Sodium Pyro Borate | A | B | A | A | A | B | A | A | A |
| Sodium Salts | B | A | A | A | A | A | A | A | A |
| Sodium Sesquicarbonate | A | A | A | - | - | - | - | - | A |
| Sodium Silicate | A | A | A | - | A | - | A | A | A |
| Sodium Silicate-Liquid | A | A | A | - | A | A | A | A | A |
| Sodium Silicate Sulfate | A | A | A | - | - | - | - | - | A |
| Sodium Stannic Chloride | D | B | A | - | - | - | - | - | A |
| Sodium Subsulfite | A | A | A | A | A | A | A | A | A |
| Sodium Sulfate-Anhydrous | A | A | A | A | A | A | A | A | A |
| Sodium Sulfide | A | A | A | A | A | A | A | A | A |
| Sodium Sulfite | A | A | B | A | A | A | A | A | A |
| S | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Sodium Sulphate | A | A | B | A | A | A | A | A | A |
| Sodium Superoxide | B | B | B | D | B | D | B | A | A |
| Sodium Tetra Borate | A | A | A | - | A | A | A | A | A |
| Sodium Thiosulfate (HPO) | A | A | A | A | A | A | A | A | A |
| Sodium Tri Phosphates | A | A | A | - | - | - | - | - | A |
| Sodium Tripoly Phosphate | A | A | A | - | - | - | - | - | A |
| Solene | B | A | D | B | D | C | D | A | A |
| Soluble Glass | A | A | A | - | A | A | A | A | A |
| Sovasol-No. 1,2 & 3 | B | A | D | B | D | D | B | A | A |
| Sovasol-No. 73 & 74 | B | B | D | B | D | D | B | A | A |
| Solvents-Chloronated(Wet or Dry) | D | D | D | D | D | D | D | A | A |
| Soya Oil (Soy Oil) | B | A | D | B | B | D | A | A | A |
| Soybean Oil | C | A | D | B | C | A | C | A | A |
| Spirit | A | A | A | D | A | A | A | B | A |
| Spirits-Aromatic | - | C | D | - | - | - | D | A | A |
| Spirits of Hartshorn | B | C | B | A | A | A | A | B | A |
| Spirits of Turpentine | C | A | D | D | D | C | D | A | A |
| Spirits of Vinegar | B | C | B | B | A | A | B | C | A |
| Spirits of Wine | A | A | A | D | A | A | A | B | A |
| Spry | B | A | D | A | B | A | D | D | A |
| SR-6 Fuel | D | B | D | B | D | D | D | A | A |
| SR-10 Fuel | D | A | D | B | D | D | D | A | A |
| Standard Oil-Mobilube GX90-EP Lube | B | A | D | A | D | D | B | A | A |
| Stannic Chloride | D | A | A | B | B | B | D | A | A |
| Stannic Chloride-50% | C | A | A | - | B | B | C | A | A |
| Stannic Sulfide | - | A | A | - | - | - | A | - | A |
| Stannous Chloride | A | A | A | D | B | B | A | A | A |
| Stannous Chloride-15% | A | A | A | D | A | B | A | A | A |
| Stannous Sulfide | - | A | A | - | - | - | A | - | A |
| Starch Syrup (Sugar) | B | B | B | A | A | A | A | A | A |
| Stauffer-7700 | D | B | D | - | D | D | D | A | A |
| Steam to 225 Deg. F | C | C | D | D | A | D | B | D | A |
| S | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Steam to 225 Deg. F to 300 Deg. F | D | D | D | D | A | D | C | D | A |
| Steam Over 300 Deg. F | D | D | D | D | C | D | D | D | A |
| Stearic Acid | B | B | C | A | B | B | B | A | A |
| Stoddard's Solvent | C | A | D | A | D | D | D | A | A |
| Stripper S.A. | D | - | D | - | - | - | - | - | A |
| Styrene | D | D | D | C | D | D | D | B | A |
| Styrene-Monomer | D | D | D | C | D | D | D | B | A |
| Styrol | D | D | D | C | D | D | D | A | A |
| Styrolene | D | D | D | C | D | D | D | A | A |
| Sublimate | A | A | B | - | B | A | A | A | A |
| Sublimed White Lead | A | B | B | - | - | - | - | - | A |
| Sucrose Solutions | A | A | A | D | A | A | A | A | A |
| Sugar of Lead | B | B | B | D | A | D | C | D | A |
| Sugar Liquors-Cane, Beet & Maple | A | A | A | D | A | A | A | A | A |
| Sulfamic Acid | A | B | B | - | - | - | B | - | A |
| Sulfamidic Acid | A | B | B | - | - | - | B | - | A |
| Sulfite Cellulose Liquors | B | B | B | - | B | D | B | A | A |
| Sulfitic Liquors | B | B | B | - | B | D | B | A | A |
| Sulfonic Acid | - | D | D | - | - | - | C | D | A |
| Sulfonamic Acid | A | B | B | - | - | - | B | - | A |
| Sulfur | B | C | D | B | A | B | A | A | A |
| Sulfur-250 Deg. F. | C | D | D | D | A | B | C | A | A |
| Suflur Chloride | D | D | D | - | D | C | B | A | A |
| Sulfur Dioxide-Dry | D | D | C | - | A | B | D | A | A |
| Sulfur Dioxide-Liquid | B | D | B | - | A | B | B | A | A |
| Sulfur Dioxide-Liquified Under Pressure | D | D | D | - | A | B | D | D | A |
| Sulfur Dioxide-Wet | B | D | B | - | A | B | C | A | A |
| Sulfur Hexa Fluoride | A | B | D | - | A | B | B | B | A |
| Sulfur Liquors | B | B | B | - | B | D | B | A | A |
| Sulfur-Molten | C | D | D | D | C | C | D | A | A |
| Sulfur Mono Chloride | D | D | D | - | D | C | B | A | A |
| Sulfur Subchloride | C | C | D | - | D | C | A | A | A |
| Sulfur Trioxide | C | C | C | - | B | B | C | A | A |
| Sulfur Trioxide (Dry) | C | C | D | B | C | B | B | A | A |
| S | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Sulfurated Lime | B | A | B | A | A | B | A | A | A |
| Sulfuretted Hydrogen | C | D | C | - | A | C | B | B | A |
| Sulfuric Acid-10%, 9 Be | B | D | B | C | A | D | B | A | A |
| Suflfuric Acid-25% | C | D | B | D | B | D | B | A | A |
| Sulfuric Acid-50%, 41BE | C | D | C | D | B | D | B | A | A |
| Sulfuric Acid-60%, 48BE | D | D | C | D | B | D | B | A | A |
| Sulfuric Acid-75%, 58BE | D | D | D | D | B | D | B | A | A |
| Sulfuric Acid-95%,66 BE | D | D | D | D | C | D | C | A | A |
| Sulfuric Acid-100% | D | D | D | D | D | D | D | A | A |
| Sulfuric Acid-Anhydride | C | C | C | - | B | B | C | A | A |
| Sulfuric Acid-Concentrated | D | D | D | D | B | D | B | A | A |
| Sulfuric Acid-Dilute | B | D | B | C | A | D | B | A | A |
| Sulfuric Acid-Fuming | D | D | D | D | D | D | D | B | A |
| Sulfuric Acid-Oleum | D | D | D | D | D | D | D | B | A |
| Sulfuric Acid-3 Molar | C | D | C | C | B | D | B | A | A |
| Sulfuric Ether | D | D | D | B | C | D | D | C | A |
| Sulfurous Acid-10% | D | D | B | D | A | D | A | A | A |
| Sulfurous Acid-10% to 75% | D | D | B | D | B | D | A | A | A |
| Sulfurous Acid-100% | D | D | B | D | C | C | A | A | A |
| Sulfurous Acid Anhydride | C | C | C | - | B | A | B | A | A |
| Sulfurous Oxychloride | D | D | D | - | - | - | - | - | A |
| Sulphite Liquors | A | A | B | - | B | D | A | A | A |
| Summer Oil | A | A | A | - | - | - | - | A | A |
| Sunoco-SAE#10 | B | A | D | A | D | D | B | A | A |
| Sunoco-#3661 | B | A | D | A | D | D | B | A | A |
| Sunoco-All Purpose Grease | B | A | D | A | D | D | B | A | A |
| Sunsafe(Fire Resist. Hydr. Fluid) | B | A | D | D | D | - | B | A | A |
| Super Phosphoric Acid | - | - | - | - | - | - | - | - | A |
| Swan-Finch EP Lube | D | A | D | A | D | D | D | A | A |
| Swan-Finch Hypoid-90 | B | A | D | A | D | D | D | A | A |
| Sweet Birch Oil | D | D | D | - | D | C | D | B | A |
| Sweet Oil | B | B | D | B | A | D | B | A | A |
| Sylvic Oil | B | A | D | - | D | - | C | A | A |
| Synthetic Blanc Fixe | A | A | B | A | A | A | B | A | A |
| Syrup | B | - | A | - | - | - | - | - | A |
| T | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Table Salt | A | A | A | A | A | A | A | A | A |
| Tall Oil | B | A | D | - | D | - | C | A | A |
| Tallol | B | A | D | - | D | - | C | A | A |
| Tallow | B | A | D | A | A | B | B | A | A |
| Tan | A | C | A | A | C | B | A | A | A |
| Tannic Acid | A | B | A | A | B | B | A | A | A |
| Tannin | A | B | A | A | B | B | A | A | A |
| Tanning Liquors | A | A | - | - | - | - | B | A | A |
| Tanning Solutions | A | A | B | - | - | - | - | - | A |
| Tar-Aromatic | - | C | D | - | - | - | D | A | A |
| Tar-Bituminous | B | A | D | - | D | B | C | A | A |
| Tar-Bone | - | A | D | - | - | - | D | A | A |
| Tar Camphor | D | D | D | B | D | D | D | A | A |
| Tar Camphor-Chlorinated | D | D | D | - | - | - | - | - | A |
| Tarcanum | A | A | B | A | A | A | A | A | A |
| Tartaric Acid | B | A | A | A | B | A | A | A | A |
| Tartarus Vitriolatus | A | A | B | A | A | A | A | A | A |
| Taxaphhene 12% | B | B | D | - | - | - | D | - | A |
| T.C.A. | D | D | D | - | - | - | - | - | A |
| T.C.P. | C | D | C | C | A | C | C | B | A |
| T.E.A. | D | B | B | - | - | - | - | - | A |
| Tea | B | C | B | D | A | - | B | D | A |
| Terebenthene | D | A | D | D | D | D | D | A | A |
| Terebinthia | D | A | D | D | D | D | D | A | A |
| Terpene | D | B | D | D | D | D | D | A | A |
| Terpenes | D | B | D | D | D | D | D | A | A |
| Terpineol (Terpilenol) | D | B | D | B | C | - | D | A | A |
| Tertiary Butyl Alcohol | A | A | B | D | A | B | A | B | A |
| Tertiary Butyl Catechol | B | D | C | D | B | - | B | A | A |
| P-Tertiary Butyl Catechol | A | D | C | - | - | - | - | A | A |
| Tertiary Butyl Mercaptan | D | D | D | D | D | D | D | A | A |
| Tetra Bromo Ethane | D | D | D | - | D | D | D | A | A |
| Tetra Bromo Methane | D | D | D | D | D | D | - | A | A |
| Tetra Butyl Titanate | B | B | B | - | A | - | A | A | A |
| T | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Tetra Chloro Benzene | - | D | D | - | - | - | D | B | A |
| Tetra Chloro Difluor Ethane | D | D | D | - | - | - | - | - | A |
| Tetra Chloro Difluoro Methane | D | D | D | - | - | - | - | D | A |
| Tetra Chloro Ethane | D | D | D | - | D | C | D | - | A |
| Tetra Chloro Ethylene | D | D | D | D | D | D | D | A | A |
| Tetra Chloro Methane | D | C | D | D | D | D | D | A | A |
| Tetra Chloro Naphthalene | - | D | D | - | - | - | D | B | A |
| Tetra Decanol | - | A | A | - | - | - | A | B | A |
| Tetra Ethyl Lead | C | B | D | - | D | - | D | A | A |
| Tetra Ethyl Lead "Blend" | D | B | D | - | D | - | D | A | A |
| Tetra Ethyl Orthsilicate | A | A | D | - | - | - | - | - | A |
| Tetra Ethylene Glycol | - | A | A | - | - | - | A | A | A |
| Tetra Fluoro Methane | D | D | D | - | B | - | D | - | A |
| Tetra Hydro Benzene | B | A | D | A | D | D | C | A | A |
| Tetra Hydro Furan | D | D | D | C | B | - | D | D | A |
| Tetra Hydro Naphthalene | D | D | D | - | D | D | D | A | A |
| Tetralin | D | D | D | - | D | D | D | A | A |
| Tetra Methyl Ethylene Glycol | A | A | A | - | C | - | A | A | A |
| Tetrane | A | A | D | C | D | D | B | A | A |
| Tetrol | D | D | D | - | D | - | D | C | A |
| Tetrylformate, Normal | D | D | D | - | - | - | - | - | A |
| Texaco-Capelia A and AA | B | A | D | B | D | D | D | A | A |
| Texaco-3450 Gear Oil | D | A | D | A | D | D | D | A | A |
| Texaco-Meropa #3 | B | A | D | B | D | D | D | A | A |
| Texaco-Regal B | D | A | D | A | D | D | D | A | A |
| Texaco-Uni-Temp. Grease | B | A | D | A | D | B | D | A | A |
| Texmatic "A" Transmission Oil | B | A | D | B | D | D | D | A | A |
| Texamatic "A" 1581 Fluid | B | A | D | B | D | D | D | A | A |
| Texamatic "A" 3401 Fluid | B | A | D | B | D | D | D | A | A |
| Texamatic "A" 3525 Fluid | B | A | D | B | D | D | D | A | A |
| Texamatic "A" 3528 Fluid | B | A | D | B | D | D | D | A | A |
| Texas 1500 Oil | B | A | D | A | D | B | D | A | A |
| Thenardite | A | A | A | A | A | A | A | A | A |
| T | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Theta Octadecenoic Acid | B | D | D | - | - | - | - | - | A |
| T.H.F. | - | D | D | - | - | A | D | D | A |
| Thioethyl Alcohol | D | D | D | - | D | C | D | C | A |
| Thiofuran | D | D | D | - | D | - | - | A | A |
| Thiokol TP-90B | B | D | - | - | A | - | B | A | A |
| Thiokol TP-95 | B | D | - | - | A | - | B | A | A |
| Thionyl Chloride | D | - | D | - | D | - | - | A | A |
| Thiophene (Thiophen) | D | D | D | - | D | - | - | C | A |
| Tidewater Oil-Beedol | B | A | D | A | D | B | D | A | A |
| Tidewater Oil Multigear 140, EP Lube | B | A | D | A | D | D | B | A | A |
| Tin Bichloride | C | A | A | B | B | B | C | - | A |
| Tin Bisulfide | - | A | A | - | - | - | A | A | A |
| Tin Bronze | - | A | A | - | - | - | A | - | A |
| Tin Chlorides | A | A | A | B | B | A | A | A | A |
| Tin Crystals | A | A | A | B | B | B | A | A | A |
| Tin Dichloride | A | A | A | B | B | B | A | A | A |
| Tin Protochloride | A | A | A | B | B | B | A | A | A |
| Tin Salt | A | A | A | B | B | B | A | A | A |
| Tin Tetra Chloride | - | A | A | - | - | - | A | - | A |
| Tincal (Tinkal) | B | B | B | A | A | B | A | A | A |
| Titanic Chloride | D | C | D | D | D | D | D | A | A |
| Titanium Tetra Chloride | D | C | D | D | D | D | D | A | A |
| T.N.T. | B | D | D | - | D | C | B | A | A |
| Toilet Vinegar | B | C | B | B | A | A | B | A | A |
| Tolit | B | D | D | - | D | C | B | B | A |
| Toluene (Toluol) | D | C | D | D | D | D | D | A | A |
| Toluene Dilsocyanate | D | D | D | - | B | D | D | A | A |
| Toluene Trichloride | - | D | - | - | - | - | - | - | A |
| Toluidine (Toluldin) | - | D | D | - | - | - | D | B | A |
| Toluol (Toluole) | D | C | D | D | D | D | D | A | A |
| Trans-Butenedioic Acid | B | A | A | - | - | B | B | A | A |
| Transformer Oil | B | A | D | D | D | B | D | A | A |
| Transmission Fluid-Automatic | B | A | D | B | D | D | C | A | A |
| Transmission Fluid-Type A | B | A | D | C | D | D | D | A | A |
| T | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Treacle | B | A | B | D | A | A | A | A | A |
| Triacetin | B | B | B | D | A | - | B | D | A |
| Triammonium Phosphate | A | A | A | - | A | A | A | A | A |
| Triaryl Phosphate | D | D | D | D | A | C | D | A | A |
| Tributoxy Ethyl Phosphate | D | D | B | D | A | - | D | A | A |
| Tributyl Amine | - | B | B | - | - | - | C | - | A |
| Tributyl Mercaptan | D | D | D | - | D | D | D | A | A |
| Tributyl Phosphate | D | D | C | D | A | - | D | D | A |
| Trichlor Ethylene | D | C | D | D | D | D | D | A | A |
| Trichloro Acetic Acid | C | B | C | D | B | - | C | C | A |
| Trichloro Benzenes | D | D | D | - | - | - | D | B | A |
| Trichloro Ethane | D | D | D | D | D | D | D | A | A |
| Thrichloro Ethylene | D | C | D | D | D | D | D | A | A |
| Trichloro Hydrin | - | D | D | - | - | - | D | A | A |
| Trichloro Methane | D | D | D | D | D | D | D | A | A |
| Trichloro Monofluoro Methane | D | D | D | - | - | - | - | - | A |
| Trichloro Propane | - | D | D | - | - | - | D | A | A |
| x-Trichloro Toluene | - | D | - | - | - | - | - | - | A |
| Trichloro Trifluoro Ethane | D | D | D | - | - | - | - | - | A |
| Tricresyl Phosphate | D | D | D | D | A | C | C | B | A |
| Tridecanol | - | A | A | - | - | - | A | B | A |
| Tridecyl Alcohol | - | A | A | - | - | - | A | B | A |
| Triethanol Amine (Tea) | B | C | B | D | A | - | B | D | A |
| Triethyl Aluminum | D | D | D | - | - | - | - | B | A |
| Triethyl Amine | - | B | B | - | - | - | C | - | A |
| Trieyhyl Borane | D | D | D | - | - | - | - | A | A |
| Triethylene Glycol | - | A | A | - | - | - | A | A | A |
| Trifluoro Ethane | D | D | D | D | D | D | D | A | A |
| Trifluoro Vinyl Chloride | - | D | D | - | - | - | - | - | A |
| Triformol | B | B | D | - | - | B | C | A | |
| Trihydroxy Benzoic Acid | C | D | A | D | B | - | B | A | A |
| 2,3,4-Trihydroxy Benzoic Acid | C | D | A | D | B | - | B | A | A |
| 3,4,5-Trihydroxy Benzoic Acid | C | D | A | D | B | - | B | A | A |
| Trihydroxy Ethyl Amine | B | B | C | - | - | - | - | - | A |
| Trihydroxy Triethyl Amine | B | C | B | D | A | - | B | D | A |
| T | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Triodo Methane | D | D | D | D | A | D | D | D | A |
| Trilene | D | C | D | D | D | D | D | A | A |
| Trilite | B | D | D | - | D | C | B | B | A |
| 1,1.2-Trimethyl Ethane | - | A | D | - | - | - | D | A | A |
| Trimethyl Methane | - | A | D | - | - | - | D | A | A |
| Trimethyl Pentane | B | A | D | B | D | D | B | A | A |
| 2,2,4-Trimethyl Pentane | B | A | D | B | D | D | B | A | A |
| 2,2,4-Trimethyl -1-Pentane | D | B | D | D | D | D | D | A | A |
| Trimethylene Diamine | - | B | B | - | - | - | C | - | A |
| Trimethylene Glycol | - | A | A | - | A | - | A | A | A |
| Trinidad Pitch | B | A | D | B | D | D | C | A | A |
| Trinitro Phenol | C | C | C | B | B | D | A | A | A |
| 2,4,6-Trinitro Phenol | A | B | B | B | B | D | B | A | A |
| Trinitro Toluene (Trinitrotoluol) | B | D | D | - | D | C | B | B | A |
| Trinol | B | D | D | - | D | C | B | B | A |
| Trioctyl Phosphate | D | D | D | D | A | C | D | B | A |
| Triolein | C | B | D | - | - | - | - | - | A |
| Trioxin | B | B | D | - | - | - | B | C | A |
| Trioxy Methylene | B | B | D | - | - | - | B | C | A |
| Triphenyl Phosphate | - | D | D | - | - | - | C | C | A |
| Tripoly Phosphate | B | D | D | D | A | C | D | B | A |
| Trisodium Phosphate | A | A | A | A | A | - | A | A | A |
| Tritolyl Phosphate | D | D | D | D | A | C | C | B | A |
| Triton | B | D | D | - | D | C | B | B | A |
| Tortyl | B | D | D | - | D | C | B | B | A |
| x-Or 2,4,6-Trotyl | B | D | D | - | D | C | B | B | A |
| TT-N-95A | C | A | D | C | D | D | C | A | A |
| TT-N-97B | C | B | D | C | D | D | C | A | A |
| TT-I-735B | B | A | A | B | A | A | B | A | A |
| TT-S-735, Type I | B | A | D | B | D | D | C | A | A |
| TT-S-735, Type II & III | C | A | D | C | D | D | C | A | A |
| TT-S-735, Type IV | A | A | D | A | D | D | A | A | A |
| TT-S-735, Type V & VI | B | A | D | B | D | C | B | A | A |
| TT-T-656B | D | D | D | D | A | D | D | D | A |
| T-U | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Turbine Oil | D | B | D | A | D | D | D | A | A |
| Turbine Oil-#15 (MIL-L-7808) | D | B | D | D | D | D | D | A | A |
| Turbo Oil-#35 | B | A | D | A | D | D | D | A | A |
| Turpentine | D | A | D | D | D | D | D | A | A |
| Turpentine Substitute | D | D | D | - | - | - | - | - | A |
| Turps | D | A | D | - | D | D | D | A | A |
| Tutia | - | A | A | - | - | - | A | A | A |
| Two Four D With 10% Fuel Oil | A | A | D | - | D | - | - | A | A |
| Type I Fuel (MIL-S-3136(ASTM Ref: Fuel A) | B | A | D | B | D | D | B | A | A |
| Type II Fuel (MIL-S-3136) | D | B | D | B | D | D | D | A | A |
| Type III Fuel(MIL-S-3136) | |||||||||
| (ASTM Ref: Fuel B) | D | A | D | B | D | D | D | A | A |
| Ucon-Hydrolube Oils | B | A | D | D | A | A | - | A | A |
| Ucon-Hydrolube J-4 | B | A | - | D | A | A | - | A | A |
| Ucon-Lubricant LB-65 | A | A | B | D | A | A | B | A | A |
| Ucon-Lubricant LB-135 | A | A | A | - | A | A | A | A | A |
| Ucon-Lubricant LB-285 | A | A | A | - | A | A | A | A | A |
| Ucon-Lubricant LB-300X & LB-300 | A | A | A | - | A | A | A | A | A |
| Ucon-Lubricant LB-625 | A | A | A | - | A | A | A | A | A |
| Ucon-Lubricant LB-1145 | A | A | A | - | A | A | A | A | A |
| Ucon-Lubricant 50-HB55 | A | A | A | - | A | A | A | A | A |
| Ucon-Lubricant 50-HB-100 | A | A | A | - | A | A | A | A | A |
| Ucon-Lubricant 50-HB-260 | A | A | A | - | A | A | A | A | A |
| Ucon-Lubricant 50-HB-660 | A | A | A | - | A | A | A | A | A |
| Ucon-Lubricant 50-HB-5100 | A | A | A | - | A | A | A | A | A |
| Ucon-Oil 50-HB-280X (Polycrylon Glycol) | A | A | A | - | A | A | A | A | A |
| Ucon-Oil LB-385 | A | A | A | - | A | A | A | A | A |
| Ucon-Oil LB-400X | A | A | A | - | A | A | A | A | A |
| U.D.M.H. | B | B | A | - | A | D | A | D | A |
| Undecanol | - | A | A | - | - | A | A | B | A |
| Univis 40 (Hydr. Fluid) | B | A | D | A | D | D | B | A | A |
| Univolt #35 (Mineral Oil) | B | A | D | A | D | D | D | A | A |
| Unslaked Lime | A | A | A | - | A | - | A | - | A |
| Unsymmetrical Dimethyl Hydrazine(UDMH) | B | B | A | - | A | D | A | D | A |
| Uran | B | B | B | - | - | - | - | - | A |
| V | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Valerianic Acid | D | D | A | - | A | - | - | - | A |
| Valeric Acid | D | D | A | - | A | - | - | - | A |
| Valerone | D | D | D | - | B | - | D | D | A |
| Varnish | D | B | D | C | D | D | D | A | A |
| Vaseline | B | A | D | A | D | D | B | A | A |
| Vegetable Gelatin | B | B | A | - | - | - | - | - | A |
| Vegetable Oil's | C | A | D | - | B | A | B | A | A |
| Verdigris | B | B | - | - | A | - | B | - | A |
| Versilube-F44 & F50 | A | A | A | A | A | C | A | A | A |
| Vinegar | B | C | B | D | A | A | A | A | A |
| Vinegar-Aromatic | B | C | A | B | A | A | B | A | A |
| Vinegar-Distilled | B | C | A | B | A | A | B | A | A |
| Vinegar Acid (See Acetic Acid) | - | - | - | - | - | - | - | - | A |
| Vinegar Naphtha | D | D | D | D | B | B | D | D | A |
| Vinegar Salts | B | B | B | - | A | - | A | D | A |
| Vinesthine | - | B | D | - | - | - | B | D | A |
| Vinethine | - | B | D | - | - | - | B | D | A |
| Vinyl Acetate | D | D | D | - | - | - | C | D | A |
| Vinyl Acetylene | B | A | B | - | A | B | B | A | A |
| Vinyl Benzene | D | D | D | C | D | D | D | A | A |
| Vinyl Chloride | D | D | C | - | C | - | D | A | A |
| Vinyl Cyanide | D | D | C | - | D | D | C | D | A |
| Vinyl Ether | - | B | D | - | - | - | B | D | A |
| Vinyl Oxide | - | B | D | - | - | - | B | D | A |
| Vinyl Toluene | - | D | D | - | - | - | D | A | A |
| Vinyl Trichloride | D | D | D | - | - | - | D | A | A |
| Vinylene Chloride | D | D | D | D | C | C | D | B | A |
| Vitriol, Oil of | D | D | D | - | C | D | C | A | A |
| V.M. & P Naphtha | B | A | D | - | D | A | D | A | A |
| VV-B-680 | B | B | B | C | A | D | B | A | A |
| VV-G-632 | A | A | D | A | D | C | A | A | A |
| VV-G-671C | A | A | D | A | D | C | A | A | A |
| VV-H-910 | B | C | B | D | A | D | B | D | A |
| VV-I-530A | B | A | D | B | D | C | B | A | A |
| VV-K-211D | C | A | D | C | D | D | C | A | A |
| V-W | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| VV-K-220A | B | A | D | B | D | D | C | A | A |
| VV-L-751B | B | B | D | C | D | D | C | A | A |
| VV-L-800 | B | A | D | B | D | C | B | A | A |
| VV-L-820B | B | A | D | B | D | C | B | A | A |
| VV-L-825A, Type I & II | A | A | D | A | D | C | A | A | A |
| VV-L-825A, Type III | B | B | D | C | D | D | C | A | A |
| VV-O-526 | A | A | D | A | D | C | A | A | A |
| VV-P-216A | B | A | D | B | D | C | B | A | A |
| VV-P-236 | B | B | D | C | D | D | C | A | A |
| Wagner 21B Fluid | B | C | - | - | A | C | B | D | A |
| Walnut Oil | B | A | D | - | - | - | - | A | A |
| Washing Soda | A | A | A | - | A | A | A | A | A |
| Water | B | A | A | C | A | A | A | B | A |
| Water-Acid Mine | C | A | A | A | A | A | A | A | A |
| Water-Deionized | A | B | A | - | - | - | - | - | A |
| Water-Distilled, Lab., Ret. Cond | C | A | A | A | A | A | A | A | A |
| Water-Drinking | B | A | A | D | A | A | A | A | A |
| Water-Fresh | B | A | A | A | A | A | A | A | A |
| Water-Heavy | B | A | A | D | A | A | A | - | A |
| Water-Seawater/River Water | B | B | A | A | A | A | A | A | A |
| Water, Glass | A | A | A | - | A | A | A | A | A |
| Water Proofing Salt | B | B | A | - | - | - | - | - | A |
| Wax | A | A | D | - | D | - | A | - | A |
| Wemco C | B | A | D | A | D | D | D | A | A |
| Whiskey and Wines | A | A | A | D | A | A | A | A | A |
| White Caustic | B | B | A | C | A | C | B | B | A |
| White Copperas | A | A | B | - | A | A | A | A | A |
| White Lead Sulfate | A | B | A | - | - | - | A | A | A |
| White Liquor | A | A | A | - | A | - | A | - | A |
| White Oil | B | A | D | A | D | D | D | A | A |
| White Pine Oil | D | B | D | - | D | D | D | A | A |
| White Vitriol | A | A | A | - | A | A | A | A | A |
| Whitening | A | A | A | - | A | - | A | A | A |
| W-X | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Whiting | A | A | A | - | A | - | A | A | A |
| Wines | A | A | A | D | A | A | A | A | A |
| Wintergreen Oil | D | D | D | - | C | - | - | B | A |
| Wintergreen Oil, Artificial | D | D | D | - | C | - | D | B | A |
| Wolmar Salts | B | A | A | A | A | A | A | A | A |
| Wood Alcohol | A | A | A | D | A | A | A | D | A |
| Wood Naphtha | A | A | A | D | A | A | A | D | A |
| Wood Oil | B | A | D | C | C | D | B | A | A |
| Wood Spirit | A | A | A | D | A | A | A | D | A |
| Wood Tar | D | B | D | D | D | C | D | A | A |
| Wood Vinegar | C | D | D | D | B | A | C | C | A |
| Wool Oil | A | A | B | - | - | - | - | - | A |
| Xenon | A | A | A | A | A | A | A | A | A |
| Xylene (Xylol) | D | D | D | D | D | D | D | A | A |
| Xylidene | D | C | D | D | D | D | D | C | A |
| Xylidene's Mixed. Aromatic Amines | D | C | D | D | D | D | D | C | A |
| Xylidine's (Xylidin) | D | C | D | D | D | D | D | C | A |
| Xylol | D | C | D | D | D | D | D | A | A |
| Xylol Stoddard Solvent | D | D | D | - | - | - | D | A | A |
| Y-Z | Neoprene | Buna-N/ Nitrile | Natural | Urethane | EPDM | Silicone | Hypalon | Viton/ Flourel | Teflon/ Flourel |
| Yellow Petrolatum | B | A | D | A | D | D | B | A | A |
| Yperite | A | - | A | - | A | A | A | A | A |
| Zala | B | B | B | A | A | B | A | A | A |
| Zeolite (Zeolitic) | C | B | B | - | A | - | A | A | A |
| Zinc Acetate | B | B | A | D | A | D | C | D | A |
| Zinc Butter | A | A | A | A | A | A | A | A | A |
| Zinc Carbonate | - | A | A | - | - | - | A | A | A |
| Zinc Chloride | A | A | A | A | A | A | A | A | A |
| Zinc Chromate | - | - | - | - | - | - | C | - | A |
| Zinc Salts | A | A | A | A | A | A | A | A | A |
| Zinc Silicate, Native | B | B | B | - | - | - | A | A | A |
| Zinc Sulfate | A | A | B | - | A | A | A | A | A |
| Zinc Sulfate-Heptahydrate | A | A | A | A | A | A | A | A | A |
| Zinc Sulphate | A | A | B | - | A | A | A | A | A |
| Zinc Vitriol | A | A | A | - | A | A | A | A | A |
| Zinc Yellow | - | - | - | - | - | - | C | - | A |
| Zirlite | A | B | A | - | A | - | B | C | A |