| Acetaldehyde |
A |
D |
B |
D |
B |
D |
C |
A |
D |
B |
| Acetamide |
A |
A |
D |
A |
B |
B |
A |
A |
D |
A |
| Acetate Solvents |
A |
D |
D |
D |
A |
D |
D |
A |
D |
B |
| Acetic Acid |
D |
- |
D |
C |
D |
C |
B |
A |
C |
B |
| Acetic Acid — 20% |
C |
D |
- |
- |
D |
B |
B |
A |
B |
A |
| Acetic Acid — 30% |
B |
- |
- |
- |
- |
B |
B |
A |
B |
A |
| Acetic Acid — 50% |
B |
- |
- |
- |
- |
C |
B |
A |
B |
A |
| Acetic Acid — 80% |
D |
D |
- |
- |
D |
C |
A |
A |
C |
- |
| Acetic Acid — Glacial |
D |
B |
C |
- |
D |
D |
C |
A |
A |
B |
| Acetic Acid Vapors |
- |
- |
D |
- |
D |
- |
- |
A |
D |
- |
| Acetic Anhydride |
D |
D |
C |
D |
D |
B |
D |
A |
D |
D |
| Acetone |
B |
D |
C |
D |
B |
D |
D |
A |
D |
A |
| Acetone 120° F |
B |
- |
- |
- |
B |
- |
A |
A |
D |
A |
| Acetone 140° F |
- |
- |
- |
- |
- |
- |
A |
A |
D |
D |
| Acetone 70°F |
- |
- |
C |
- |
A |
- |
A |
A |
D |
A |
| Acetone Cyanohydrin |
- |
D |
- |
- |
- |
B |
- |
A |
- |
- |
| Acetonitrile (Methyl Cyanide) |
A |
D |
- |
D |
A |
D |
D |
A |
B |
- |
| Acetophenone |
- |
D |
- |
D |
A |
D |
C |
A |
B |
- |
| Acetyl Acetone |
- |
D |
- |
D |
- |
D |
- |
A |
- |
- |
| Acetyl Bromide |
- |
- |
- |
- |
D |
- |
- |
A |
- |
- |
| Acetyl Chloride |
D |
D |
D |
D |
D |
D |
D |
A |
A |
- |
| Acetyl Sallicylic Acid (Aspirin) |
- |
- |
- |
- |
- |
D |
- |
A |
- |
A |
| Acetylene |
A |
B |
B |
A |
B |
B |
D |
A |
A |
- |
| Acetylene Tetrabromide |
- |
D |
- |
- |
- |
D |
- |
A |
- |
- |
| Acid (Concentrated) |
- |
- |
- |
- |
- |
- |
- |
A |
- |
- |
| Acid (Mild) |
- |
- |
- |
- |
- |
- |
- |
A |
- |
- |
| Acid Mine Water |
A |
- |
- |
- |
A |
- |
A |
A |
A |
A |
| Acrolein (Acryaidethyde) |
- |
B |
D |
- |
- |
D |
- |
A |
- |
- |
| Acrylonitrile |
- |
D |
D |
D |
B |
D |
B |
A |
B |
- |
| Adipic Acid |
B |
A |
D |
B |
A |
D |
B |
A |
B |
A |
| Aero Lubriplate |
A |
- |
D |
A |
- |
A |
A |
A |
A |
- |
| Aerosafe 1Ac |
A |
- |
- |
- |
- |
B |
- |
A |
- |
- |
| Aerosafe 2300 |
A |
- |
B |
D |
- |
D |
- |
A |
- |
- |
| Aerosafe 2300F |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
| Aerosafe 2300W |
A |
- |
A |
D |
- |
D |
- |
A |
- |
- |
| Aeroshell 17 Grease |
A |
- |
D |
A |
- |
B |
- |
A |
- |
- |
| Aeroshell 1Ac |
A |
- |
D |
A |
- |
B |
A |
A |
B |
- |
| Aeroshell 750 |
A |
- |
D |
C |
- |
D |
- |
A |
- |
- |
| Aeroshell 7A Grease |
A |
- |
D |
A |
- |
B |
- |
A |
- |
- |
| Alcohol |
B |
- |
B |
- |
D |
- |
B |
A |
A |
A |
| Alcohol: Allyl |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
| Alcohol: Amyl |
A |
B |
A |
B |
A |
B |
B |
A |
A |
A |
| Alcohol: Benzyl |
A |
- |
D |
D |
D |
C |
A |
A |
A |
A |
| Alcohol: Butyl |
A |
- |
D |
B |
D |
A |
B |
A |
A |
A |
| Alcohol: Diacetone |
A |
- |
D |
D |
A |
D |
B |
A |
A |
- |
| Alcohol: Ethyl |
A |
- |
A |
A |
B |
A |
A |
A |
A |
A |
| Alcohol: Hexyl |
A |
- |
D |
A |
A |
B |
A |
A |
A |
- |
| Alcohol: Isobutyl |
A |
- |
B |
C |
B |
A |
A |
A |
A |
- |
| Alcohol: Isopropyl |
A |
- |
A |
C |
D |
B |
A |
A |
A |
- |
| Alcohol: Methyl |
A |
- |
B |
A |
B |
A |
A |
A |
A |
A |
| Alcohol: Octyl |
A |
- |
D |
- |
A |
B |
- |
A |
- |
- |
| Alcohol: Propyl |
A |
- |
D |
A |
B |
A |
A |
A |
A |
C |
| Alcohols R-OH |
A |
- |
- |
- |
A |
- |
A |
- |
A |
A |
| Alkaline Solutions |
A |
- |
- |
- |
- |
A |
- |
A |
- |
A |
| Alkazene |
- |
- |
D |
D |
- |
D |
- |
A |
- |
B |
| Allyl Alcohol |
- |
- |
D |
A |
A |
A |
B |
A |
A |
A |
| Allyl Bromide |
- |
- |
D |
D |
- |
D |
- |
A |
- |
- |
| Allyl Chloride |
- |
D |
D |
C |
- |
D |
A |
A |
A |
B |
| Almond Oil (Artificial) |
- |
- |
D |
D |
- |
D |
- |
A |
- |
- |
| Alum (Aluminum Potassium Sulfate) |
A |
- |
D |
A |
C |
A |
A |
A |
A |
A |
| Aluminum Acetate (Burow’s Solution) |
A |
D |
- |
- |
A |
C |
A |
A |
- |
A |
| Aluminum Ammonium Sulfate |
- |
- |
- |
A |
- |
A |
A |
A |
A |
- |
| Aluminum Bromide |
- |
A |
D |
B |
- |
A |
- |
A |
A |
- |
| Aluminum Chloride |
B |
A |
C |
A |
D |
A |
A |
A |
A |
A |
| Aluminum Chloride 20% |
C |
- |
- |
- |
D |
A |
A |
A |
A |
- |
| Aluminum Chlorohydroxide |
- |
- |
- |
- |
A |
- |
- |
A |
- |
- |
| Aluminum Fluoride |
D |
A |
- |
B |
B |
A |
A |
A |
A |
A |
| Aluminum Hydroxide |
A |
A |
D |
A |
B |
A |
A |
A |
A |
A |
| Aluminum Nitrate |
B |
A |
- |
A |
B |
A |
A |
A |
A |
A |
| Aluminum Phosphate |
A |
- |
- |
A |
- |
A |
A |
A |
A |
- |
| Aluminum Potassium Sulfate |
C |
A |
D |
A |
D |
A |
A |
A |
A |
A |
| Aluminum Potassium Sulfate 10% |
C |
- |
- |
- |
D |
A |
A |
A |
B |
- |
| Aluminum Sodium Sulfate (Soda Alum) |
- |
- |
- |
- |
- |
A |
- |
A |
- |
- |
| Aluminum Sulfate |
B |
A |
B |
A |
A |
A |
A |
A |
A |
A |
| Alums |
- |
A |
D |
- |
A |
B |
A |
A |
A |
- |
| Amines |
D |
D |
D |
D |
D |
D |
B |
A |
- |
A |
| Aminoethanol |
D |
- |
- |
- |
A |
- |
A |
A |
C |
- |
| Ammonia 10% |
D |
A |
- |
- |
A |
A |
A |
A |
A |
- |
| Ammonia Anhydrous |
D |
- |
D |
- |
B |
B |
A |
A |
A |
A |
| Ammonia Aqueous |
B |
- |
- |
- |
B |
- |
A |
A |
A |
A |
| Ammonia Gas — Cold |
- |
- |
- |
- |
- |
A |
- |
A |
- |
A |
| Ammonia Gas — Hot |
- |
- |
- |
- |
- |
B |
- |
A |
- |
A |
| Ammonia Liquids |
D |
- |
- |
B |
- |
A |
A |
A |
A |
D |
| Ammonia Liquors |
- |
- |
- |
- |
- |
A |
- |
A |
- |
- |
| Ammonia Nitrate |
C |
D |
- |
A |
D |
C |
A |
A |
A |
- |
| Ammonia, anhydrous |
D |
D |
D |
B |
B |
A |
A |
A |
D |
A |
| Ammonia, Gas (Cold) |
A |
- |
D |
B |
- |
A |
B |
A |
D |
- |
| Ammonia, Gas (Hot) |
- |
- |
- |
- |
- |
B |
- |
A |
- |
- |
| Ammonia, Liquids |
- |
- |
- |
- |
B |
A |
A |
A |
A |
- |
| Ammonia, Water |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
| Ammonium Acetate |
C |
B |
D |
A |
A |
A |
A |
A |
- |
A |
| Ammonium Bicarbonate |
- |
- |
- |
B |
- |
A |
- |
A |
- |
A |
| Ammonium Bifluoride |
D |
B |
- |
A |
- |
D |
A |
A |
A |
- |
| Ammonium Carbonate |
D |
D |
- |
C |
A |
B |
A |
A |
A |
A |
| Ammonium Casenite |
D |
- |
- |
- |
- |
A |
- |
A |
- |
- |
| Ammonium Chloride |
D |
B |
A |
- |
C |
B |
A |
A |
A |
A |
| Ammonium Chloride 1% |
A |
- |
A |
A |
- |
A |
A |
A |
A |
A |
| Ammonium Cupric Sulfate |
- |
- |
- |
- |
- |
- |
- |
A |
- |
- |
| Ammonium Dichromate |
- |
A |
- |
B |
- |
A |
- |
A |
- |
- |
| Ammonium Diphosphate |
- |
- |
D |
- |
- |
A |
- |
A |
- |
- |
| Ammonium Fluoride |
- |
- |
- |
B |
A |
B |
B |
A |
A |
A |
| Ammonium Hydroxide |
D |
B |
D |
B |
C |
B |
A |
A |
A |
A |
| Ammonium Metaphosphate |
- |
- |
- |
- |
- |
A |
A |
A |
A |
A |
| Ammonium Nitrate |
B |
A |
B |
A |
C |
B |
A |
A |
A |
A |
| Ammonium Nitrite |
- |
- |
- |
A |
- |
A |
A |
A |
A |
A |
| Ammonium Oxalate |
B |
A |
- |
- |
- |
A |
A |
- |
- |
A |
| Ammonium Oxalate - 5% Sol. |
B |
- |
- |
B |
- |
A |
- |
A |
- |
A |
| Ammonium Persulfate |
D |
D |
- |
D |
D |
A |
A |
A |
A |
A |
| Ammonium Phosphate |
B |
- |
B |
A |
D |
A |
A |
A |
A |
B |
| Ammonium Phosphate, Dibasic |
B |
A |
- |
- |
D |
A |
A |
A |
A |
- |
| Ammonium Phosphate, Monobasic |
B |
A |
B |
- |
B |
A |
A |
A |
A |
A |
| Ammonium Phosphate, Tribasic |
B |
A |
- |
- |
B |
A |
A |
A |
A |
- |
| Ammonium Sulfamate |
- |
- |
B |
A |
- |
A |
- |
A |
- |
- |
| Ammonium Sulfate |
B |
A |
C |
A |
B |
A |
A |
A |
A |
A |
| Ammonium Sulfide |
- |
A |
- |
- |
- |
A |
- |
A |
- |
A |
| Ammonium Sulfite |
D |
A |
B |
A |
A |
A |
A |
A |
- |
D |
| Ammonium Sulphate 1% - 5% |
A |
- |
C |
A |
- |
A |
A |
A |
A |
A |
| Ammonium Thiocyanate |
- |
- |
- |
- |
- |
A |
- |
A |
A |
A |
| Ammonium Thiophosphate |
- |
- |
D |
A |
- |
A |
- |
A |
- |
- |
| Ammonium Thiosulfate |
B |
A |
- |
A |
- |
A |
- |
A |
- |
- |
| Amyl Acetate (Banana Oil) |
D |
- |
C |
D |
C |
D |
D |
A |
A |
B |
| Amyl Alchol |
A |
- |
- |
- |
A |
B |
B |
A |
A |
A |
| Amyl Alcohol |
A |
- |
A |
B |
B |
B |
B |
A |
A |
A |
| Amyl Borate |
- |
- |
- |
- |
- |
B |
- |
A |
- |
- |
| Amyl Chloranaphthalene |
- |
- |
- |
C |
- |
D |
- |
A |
- |
- |
| Amyl Chloride (Chloropentane) |
A |
D |
D |
D |
D |
D |
D |
A |
A |
D |
| Amyl Chloronapthalene |
- |
- |
- |
- |
- |
D |
- |
A |
- |
- |
| Amyl Naphthalene |
- |
- |
D |
D |
- |
D |
- |
A |
- |
- |
| Amyl Napthalene |
- |
- |
- |
- |
- |
D |
- |
A |
- |
- |
| Amyl Phenol |
- |
- |
- |
- |
- |
- |
- |
A |
- |
- |
| AN-0-3 Grade M |
- |
- |
D |
B |
- |
D |
- |
A |
- |
- |
| AN-0-366 |
- |
- |
D |
B |
- |
D |
- |
A |
- |
- |
| AN-0-6 |
- |
- |
D |
B |
- |
A |
- |
A |
- |
- |
| Anderol, L-774 (Di-Ester) |
- |
- |
- |
- |
- |
D |
- |
A |
- |
- |
| Anderol, L-826 (Di-Ester) |
- |
- |
D |
D |
- |
D |
- |
A |
- |
- |
| Anderol, L-829 (Di-Ester) |
- |
- |
D |
D |
- |
D |
- |
A |
- |
- |
| ANG-25 (Di-Ester Base) (TG7449) |
- |
- |
- |
D |
- |
D |
- |
A |
- |
- |
| ANG-25 (Glyceral Ester) |
- |
- |
- |
D |
- |
B |
- |
A |
- |
- |
| Anhydrous Hydrazine |
- |
- |
- |
D |
- |
B |
- |
A |
- |
- |
| Anhydrous Hydrogen Fluoride |
- |
- |
- |
D |
- |
- |
- |
A |
- |
- |
| Aniline |
B |
- |
D |
D |
C |
D |
C |
A |
C |
C |
| Aniline Dyes |
D |
D |
D |
D |
- |
C |
- |
A |
- |
C |
| Aniline Hydrochloride |
- |
D |
- |
D |
D |
D |
D |
A |
B |
C |
| Aniline Sulfite |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
| Animal Fats & Oils |
A |
- |
B |
B |
- |
C |
A |
A |
A |
A |
| Anisole (Methylphenyl Ether) |
- |
- |
- |
- |
- |
D |
- |
A |
- |
C |
| Ansul Ether |
- |
- |
D |
D |
- |
D |
- |
A |
- |
- |
| Anthaquinone |
- |
- |
D |
D |
- |
D |
- |
A |
- |
- |
| Anti-Freeze (Alcohol Base) |
D |
- |
B |
- |
D |
C |
D |
A |
- |
- |
| Anti-Freeze (Glycol Base) |
B |
A |
B |
A |
- |
B |
A |
A |
A |
A |
| Antimonty Trichloride |
- |
- |
D |
- |
- |
C |
A |
A |
A |
A |
| Antimony Chloride |
- |
- |
D |
B |
- |
D |
A |
A |
A |
A |
| Antimony Pentachloride |
- |
D |
- |
- |
- |
- |
- |
A |
- |
A |
| Antimony Trichloride |
- |
B |
- |
- |
D |
- |
A |
A |
A |
A |
| AN-VV-0-366b Hydr. Fluid |
- |
- |
D |
D |
- |
C |
- |
A |
- |
- |
| Aqua Regia (80%, Hci, 20% Hno3) |
D |
D |
D |
D |
D |
D |
D |
A |
A |
B |
| Aresenic Acid |
D |
- |
D |
A |
- |
B |
A |
A |
A |
A |
| Aresenic Trichloride |
D |
- |
D |
B |
- |
A |
- |
A |
- |
- |
| Argon |
- |
- |
A |
A |
- |
D |
- |
A |
- |
- |
| Arochlor 1248 |
- |
D |
C |
- |
B |
D |
D |
A |
- |
- |
| Aroclor |
- |
- |
C |
D |
A |
D |
D |
A |
- |
- |
| Aromatic Fuel 50% |
- |
- |
- |
- |
- |
D |
- |
A |
- |
- |
| Aromatic Hydrocarbons |
A |
D |
C |
D |
A |
D |
D |
A |
- |
- |
| Aromatic Solvents (Benzene Etc.) |
- |
- |
- |
- |
- |
D |
- |
A |
- |
- |
| Arsenic Acid |
D |
A |
- |
- |
D |
A |
A |
A |
A |
- |
| Arsenic Salts |
- |
- |
B |
- |
A |
- |
- |
- |
- |
- |
| Arsenic Trichloride |
- |
D |
- |
- |
- |
A |
- |
A |
- |
A |
| Ascorbic Acid |
- |
- |
- |
- |
- |
- |
- |
A |
- |
- |
| Askarel |
- |
B |
D |
C |
- |
D |
- |
A |
- |
- |
| Asorbic Acid |
- |
- |
- |
- |
- |
A |
- |
A |
- |
- |
| Asphalt |
B |
B |
B |
B |
A |