|  |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   |   | 
							
								| Acetaldehyde 5 | A | A | A | - | B | A | A | D | - | - | C | D | D | A | - | A | A | D | C | B | A | A | A | - | A | B | B | D | B | C | A | 
							
								| Acetamide | - | B | A | - | - | - | - | - | - | - | C | - | - | - | - | B | - | - | - | - | - | - | A | - | A | A | - | A | A | D | A | 
							
								| Acetate Solv. 2 | A | B | A | B | B | - | - | A | C | B | A | B | D | A | - | - | A | - | B | D | - | A | A | - | D | D | - | D | - | - | A | 
							
								| Acetic Acid,Glacial 1 | - | B | A | A | B | A | A | C | C | D | A | C | B | A | C | D | D | D | B | B | A | A | A | - | D | D | B | C | B | C | B | 
							
								| Acetic Acid 20% | - | - | A | - | - | A | A | - | C | - | - | B | - | A | A | - | D | - | - | A | A | - | A | - | D | C | - | C | - | - | B | 
							
								| Acetic Acid 80% | - | - | A | - | - | A | A | - | C | - | - | D | - | A | B | - | D | - | - | B | - | - | A | - | D | C | - | D | - | - | B | 
							
								| Acetic Acid | - | B | A | B | B | A | A | C | C | D | C | A | B | A | A | D | D | C | B | A | A | A | A | - | C | C | - | C | B | C | A | 
							
								| Acetic Anhydride | B | A | A | B | B | A | A | C | D | B | D | D | D | A | D | D | D | D | A | A | A | A | A | - | D | A | C | B | B | C | A | 
							
								| Acetone 6 | A | A | A | B | A | A | A | A | A | A | A | D | D | A | D | B | A | D | C | B | A | A | A | A | D | D | B | C | A | D | B | 
							
								| Acetyl Chloride | - | C | A | - | - | - | - | D | - | - | - | - | - | A | - | - | - | - | - | - | A | - | - | - | - | - | - | - | - | A | A | 
							
								| Acetylene 2 | A | A | A | A | A | - | - | B | - | A | A | B | - | - | - | A | A | - | - | D | A | A | A | - | A | A | C | B | A | C | A | 
							
								| Acrylonitrile | A | A | C | - | B | - | B | A | - | C | - | - | - | - | - | B | - | D | - | B | A | A | A | - | C | D | - | D | D | - | A | 
							
								| ALCOHOLS |  | 
							
								| Amyl | A | A | A | - | C | A | A | A | B | C | C | A | B | A | C | A | A | B | B | B | A | A | A | - | A | A | D | A | A | C | A | 
							
								| Benzyl | - | A | A | - | B | A | A | A | C | - | - | D | B | - | A | A | A | D | D | A | - | A | A | - | A | D | - | B | B | D | A | 
							
								| Butyl | A | A | A | - | B | B | A | B | C | C | C | A | B | A | A | A | A | - | B | B | A | A | A | - | A | A | D | A | A | A | A | 
							
								| Diacetone 2 | - | A | A | - | A | A | A | A | C | - | A | D | - | - | A | A | A | - | - | D | - | A | A | - | D | D | - | D | A | D | A | 
							
								| Ethyl | - | A | A | A | B | A | A | A | C | A | A | A | C | - | A | B | A | B | B | A | - | A | A | A | A | A | B | A | B | A | A | 
							
								| Hexyl | - | A | A | - | A | A | A | A | C | - | A | A | - | - | A | A | A | - | - | A | - | A | A | - | A | A | D | B | A | A | A | 
							
								| Isobutyl | - | A | A | - | B | A | A | A | C | - | A | - | - | - | A | A | A | B | - | - | - | A | A | - | A | C | B | A | A | A | A | 
							
								| Isopropyl | - | A | A | - | B | A | A | A | C | C | A | - | - | - | A | A | A | - | - | A | - | A | A | - | A | C | C | B | A | A | A | 
							
								| Methyl 6 | - | A | A | A | B | A | A | A | C | A | A | B | - | A | A | C | A | D | B | A | - | A | A | A | C | B | - | A | A | A | A | 
							
								| Octyl | - | A | A | - | A | A | A | A | C | - | A | - | - | - | A | A | A | - | - | - | - | A | A | - | A | B | - | B | A | C | A | 
							
								| Propyl | - | A | A | - | A | A | A | A | - | - | A | A | - | A | A | A | A | - | - | A | - | A | A | - | A | A | B | A | A | A | A | 
							
								| Aluminum Chloride 20% | - | D | C | D | B | A | A | D | - | D | A | A | B | - | A | C | A | - | B | A | A | A | A | - | A | A | - | A | A | A | A | 
							
								| Aluminum Chloride | C | D | C | - | D | C | A | C | - | D | B | A | A | A | A | - | D | - | - | A | A | A | A | - | A | A | C | A | - | - | A | 
							
								| Aluminum Flouride | - | D | C | D | - | D | B | - | - | - | A | A | - | A | A | C | D | - | B | A | - | A | - | - | A | A | C | A | - | C | A | 
							
								| Aluminun Hydroxide 6 | - | A | A | A | A | - | - | A | - | D | A | A | - | A | A | B | A | - | - | A | - | A | A | A | A | A | - | A | - | A | A | 
							
								| Alum Potassium Sulfate (ALUM),10% | - | A | - | - | A | - | B | - | - | D | A | A | - | A | - | - | A | - | A | - | - | A | A | - | A | - | - | A | - | A | A | 
							
								| Alum Potassium Sulfate (ALUM) 100% | - | D | A | B | B | - | B | C | - | - | A | A | B | A | A | C | D | - | B | A | - | A | A | - | A | A | - | A | - | A | A | 
							
								| Aluminum Sulfate | - | C | C | A | A | A | A | C | C | D | A | A | B | A | A | C | A | - | B | A | A | A | A | - | A | A | - | A | A | A | A | 
							
								| Amines | A | A | A | - | A | B | A | B | - | A | B | C | A | A | B | D | A | - | - | - | - | A | A | - | D | D | C | B | B | C | A | 
							
								| Ammonia 10% | - | - | A | - | - | A | A | - | - | - | - | A | - | A | A | - | A | - | - | A | A | - | A | - | A | D | - | A | - | - | B | 
							
								| Ammonia Anhydrous | A | B | A | A | B | B | A | D | - | D | B | A | B | A | A | D | A | - | B | A | B | C | A | - | D | B | B | A | A | D | A | 
							
								| Ammonia, Liquids | - | A | A | A | D | - | B | D | - | A | A | A | B | A | A | D | - | - | D | A | - | A | A | - | D | B | B | A | A | D | A | 
							
								| Ammonia, Nitrate | - | A | A | A | C | - | - | D | - | - | A | B | B | - | A | C | - | - | - | A | - | A | A | - | - | A | - | C | - | - | A | 
							
								| Ammonium Bifluoride | - | C | A | - | D | - | B | - | - | - | - | A | - | - | A | D | - | - | - | A | - | - | A | - | A | A | - | A | - | - | A | 
							
								| Ammonium Carbonate | B | A | A | A | C | A | B | B | - | C | B | A | B | A | A | D | A | - | - | A | - | A | A | - | B | D | C | A | A | - | A | 
							
								| Ammonium Casenite | - | - | A | - | - | - | - | - | - | - | - | - | - | - | A | D | - | - | - | - | - | - | - | - | - | - | - | A | - | - | A | 
							
								| Ammonium Chloride | C | A | C | A | C | A | A | D | C | D | D | A | B | A | A | B | A | - | B | A | A | A | A | - | A | A | C | A | A | A | A | 
							
								| Ammonium Hydroxide | A | A | A | A | C | A | A | D | D | A | C | A | B | A | A | D | A | B | B | A | A | A | A | - | B | B | B | A | A | C | A | 
							
								| Ammonium Nitrate | A | A | A | A | B | A | A | D | D | A | D | A | B | A | A | C | D | - | B | A | A | A | A | - | A | A | C | A | A | A | A | 
							
								| Ammonium Oxalate | - | A | A | A | - | - | A | - | - | - | A | - | - | - | - | B | - | - | - | - | - | A | - | - | - | A | - | A | - | - | A | 
							
								| Ammonium Persulfate | - | A | A | A | C | A | A | A | - | D | A | A | - | A | A | D | D | - | - | A | - | A | A | - | C | A | - | A | A | A | A | 
							
								| Ammonium Phosphate, Dibasic | B | A | A | A | B | A | A | C | - | - | D | A | - | A | A | B | A | - | B | A | - | A | A | - | A | A | B | A | A | A | A | 
							
								| Ammonium Phosphate, Monobasic | - | A | A | A | B | A | A | D | - | - | A | A | A | A | A | B | A | - | B | A | - | A | A | - | A | A | B | A | A | A | A | 
							
								| Ammonium Phosphate, Tribasic | B | A | A | A | B | A | A | C | - | C | D | A | - | A | A | B | A | - | B | A | - | A | A | - | A | A | B | A | A | A | A | 
							
								| Ammonium Sulfate | C | A | B | A | B | A | A | B | C | C | C | A | D | A | A | B | D | - | B | A | A | A | A | - | D | A | B | A | A | A | A | 
							
								| Ammonium Thio-Sulfate | - | - | A | - | - | A | - | - | - | D | A | - | - | - | - | B | - | - | - | - | - | A | A | - | - | A | - | A | - | - | A | 
							
								| Amyl-Acetate | B | A | A | C | B | A | A | C | - | - | C | D | D | A | D | A | B | - | D | D | A | A | A | - | D | D | D | D | A | D | A | 
							
								| Amyl Alcohol | - | A | A | - | B | A | A | A | - | - | A | A | B | A | C | A | A | - | B | A | - | A | A | - | B | B | D | A | A | C | A | 
							
								| Amyl Chloride | - | C | B | - | D | - | A | A | - | - | A | D | C | A | D | A | C | - | D | D | - | A | A | - | A | D | - | D | D | D | A | 
							
								| Aniline | B | A | A | A | C | C | B | C | - | - | C | D | D | A | D | D | C | D | C | B | A | A | A | - | D | D | C | D | B | D | A | 
							
								| Anti-Freeze | - | A | A | - | A | - | A | B | B | B | C | A | B | A | A | A | A | B | B | A | A | A | A | A | A | A | C | A | A | A | A | 
							
								| Antimony Trichloride | - | D | D | - | D | - | A | - | - | - | - | A | A | A | - | - | D | - | A | - | - | - | A | - | - | - | - | C | - | A | A | 
							
								| Aqua Regia (80%, HCI, 20%, HNO)
 | - | D | D | - | D | A | D | D | - | - | - | D | D | A | D | D | D | - | D | C | - | - | D | - | C | D | C | D | D | D | D | 
							
								| Arochlor 1248 | - | - | - | - | - | - | - | - | - | - | A | - | - | - | D | - | - | - | - | - | - | A | - | - | A | D | - | D | B | D | A | 
							
								| Aromatic Hydrocarbons | - | - | A | - | A | - | - | A | - | A | A | D | - | - | D | A | - | - | C | - | - | A | - | - | A | D | - | D | D | D | A | 
							
								| Arsenic Acid | B | A | A | - | D | - | - | D | B | D | D | A | B | A | A | D | A | - | B | A | - | A | A | - | A | A | - | A | - | C | A | 
							
								| Asphalt | - | B | A | - | C | - | - | A | - | C | - | A | - | - | - | A | A | - | - | A | A | - | A | A | A | B | C | B | D | D | A | 
							
								| Barium Carbonate | B | A | A | A | B | A | A | B | - | B | B | A | A | A | A | A | A | - | B | A | - | A | A | A | A | A | - | A | - | A | A | 
							
								| Barium Chloride | C | A | A | A | D | A | A | B | - | N | C | A | B | A | A | A | B | - | B | A | A | A | A | - | A | A | B | A | A | A | A | 
							
								| Barium Cyanide | - | - | A | - | - | - | - | C | - | - | A | - | - | - | - | B | - | - | B | - | - | A | - | - | A | C | - | A | A | - | A | 
							
								| Barium Hydroxide | B | C | A | A | D | B | B | B | - | C | C | A | - | A | A | D | A | - | B | A | A | A | A | A | A | A | C | A | A | A | A | 
							
								| Barium Nitrate | - | A | A | - | - | A | - | D | - | A | A | B | - | - | A | A | - | - | - | - | - | A | A | - | A | A | - | A | A | - | B | 
							
								| Barium Sulfate | B | A | A | A | D | A | A | C | - | C | C | A | - | A | A | A | A | - | B | A | A | A | B | - | A | A | D | A | A | - | B | 
							
								| Barium Sulfide | B | A | A | - | D | - | - | C | - | C | C | A | A | A | A | A | A | - | B | A | - | A | A | - | A | A | C | A | A | A | A | 
							
								| Beer 2 | A | A | A | - | A | A | A | A | B | D | D | A | - | A | A | B | D | B | B | D | - | A | A | - | A | D | C | A | A | A | A | 
							
								| Beet Sugar Liquids | A | A | A | - | A | - | - | A | B | A | - | A | - | A | A | B | A | B | - | A | - | A | A | - | A | A | - | B | A | A | A | 
							
								| Benzaldehyde 3 | A | A | A | - | B | A | A | A | - | B | A | D | D | A | D | A | C | D | D | D | A | A | A | - | D | D | B | D | A | D | A | 
							
								| Benzene 2 | B | A | A | A | B | A | B | B | A | B | C | D | C | A | D | A | A | D | D | D | A | A | A | A | A | D | - | D | D | D | A | 
							
								| Benzoic Acid 2 | B | A | A | A | B | A | A | B | - | D | - | A | B | A | A | B | D | - | B | D | - | A | B | - | A | D | - | D | D | D | A | 
							
								| Benzol | - | A | A | - | B | A | A | B | A | - | - | D | - | A | D | A | A | - | - | A | - | A | A | A | D | D | - | D | - | - | A | 
							
								| Borax (Sodium Borate) | - | A | A | A | C | - | A | A | B | A | C | A | A | A | A | A | A | - | B | A | A | A | A | A | A | B | C | A | A | C | A | 
							
								| Boric Acid | B | A | A | A | B | A | A | B | C | D | - | A | B | A | A | A | A | - | B | A | - | A | A | A | A | A | - | A | A | A | A | 
							
								| Brewery Slop | - | - | A | - | - | - | - | A | - | A | - | - | - | - | - | A | - | - | - | - | - | A | A | - | A | A | - | A | - | - | A | 
							
								| Bromine 2(Wet) | D | D | D | D | D | A | A | C | - | D | D | B | B | A | D | D | D | D | D | D | D | D | A | D | A | D | D | D | D | D | C | 
							
								| Butadiene | A | A | A | - | A | - | - | C | A | C | C | A | - | A | - | A | A | - | - | - | B | A | A | - | A | A | - | B | A | - | A | 
							
								| Butanes 2 1 | A | A | A | - | A | - | - | A | A | C | C | A | C | A | D | A | A | B | C | D | A | A | A | - | A | A | D | B | D | D | A | 
							
								| Butanol | - | A | A | - | A | - | A | A | - | - | - | - | - | A | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 
							
								| Butter | B | B | A | - | A | - | - | D | - | D | - | - | B | - | B | A | - | B | - | - | - | A | A | - | A | A | - | B | A | D | A | 
							
								| Buttermilk | C | A | A | A | A | - | - | D | - | D | - | - | B | A | A | A | A | B | - | - | - | A | A | - | A | A | - | A | - | D | A | 
							
								| Butylene | - | - | A | - | A | - | - | A | A | A | A | B | - | A | - | A | - | - | - | - | A | A | A | - | A | B | - | - | D | D | A | 
							
								| Butyl Acetate 1 | - | - | C | - | A | - | A | A | - | - | A | D | D | A | D | A | - | - | C | D | A | A | A | - | D | B | D | D | B | D | A | 
							
								| Butyric Acid 1 | B | B | A | A | B | A | A | C | - | D | - | B | - | A | A | C | D | D | - | A | - | A | D | - | D | D | - | D | B | - | A | 
							
								| Calcium Bisulfate | C | D | A | - | D | - | - | D | D | D | - | A | A | A | - | - | A | - | - | - | - | - | - | - | A | A | C | C | - | A | A | 
							
								| Calcium Bisulfide | - | - | B | - | C | A | A | C | - | - | - | A | - | A | A | D | A | - | B | A | - | A | A | - | A | A | - | A | D | - | A | 
							
								| Calcium Bisufite | - | D | A | - | C | A | A | C | - | - | - | A | - | A | A | - | A | - | - | A | - | - | A | - | A | A | - | A | - | A | - | 
							
								| Calcium Carbonate | B | A | A | A | C | A | A | C | - | D | - | A | A | A | A | A | A | - | B | A | - | A | A | - | A | A | - | A | - | A | A | 
							
								| Calcium Chlorate | - | C | A | - | - | - | B | C | - | - | - | A | A | A | - | - | A | - | A | - | - | A | - | - | A | - | - | A | - | A | A | 
							
								| Calcium Chloride | C | A | D | C | C | A | A | B | - | C | - | A | A | A | A | D | A | B | B | A | A | A | A | B | A | A | B | D | A | A | A | 
							
								| Calcium Hydroxide | B | A | A | - | C | A | A | B | - | - | - | A | A | A | A | B | A | - | B | A | - | A | A | A | A | A | C | A | A | A | A | 
							
								| Calcium Hypochlorite | D | A | C | C | C | A | B | D | - | D | - | D | - | A | A | D | D | - | B | A | - | A | A | - | A | B | C | D | A | C | A | 
							
								| Calcium Sulfate | B | A | A | A | B | A | B | B | - | - | - | A | A | A | A | A | A | C | B | A | A | A | A | - | A | A | - | D | - | C | A | 
							
								| Calgon | - | A | A | - | - | - | - | C | - | D | - | - | - | - | A | B | - | - | - | A | - | A | A | - | A | A | - | A | - | - | A | 
							
								| Cane Juice 2 | - | A | A | - | B | - | - | B | C | A | - | A | - | - | - | A | A | - | - | D | - | A | A | - | - | A | - | A | - | A | A | 
							
								| Carbolic Acid (See Phenol) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 
							
								| Carbon Bisulfide 2 | B | A | A | A | A | - | - | C | - | B | - | D | D | - | - | A | A | - | - | D | - | A | A | A | A | D | - | D | D | D | A | 
							
								| Carbon Dioxide (Wet) | - | A | A | - | C | - | A | C | C | C | - | - | - | A | - | - | - | - | - | - | - | A | A | - | - | - | - | - | - | - | - | 
							
								| Carbon Disulfide 2 | - | B | A | - | C | - | - | C | C | B | C | D | C | A | D | A | A | - | D | D | A | A | B | - | A | D | - | D | D | D | A | 
							
								| Carbon Monoxide | - | A | A | - | A | - | - | - | - | - | - | A | - | - | B | A | A | - | B | A | - | A | A | - | A | A | B | B | A | C | A | 
							
								| Carbon Tetrachloride 2 1 | B | C | B | A | C | A | A | C | A | C | D | C | C | A | D | A | A | D | D | D | C | A | A | A | A | C | C | D | - | D | C | 
							
								| Carbonated Water | B | A | A | A | A | - | - | B | - | D | - | A | - | - | A | A | A | - | - | A | - | A | A | - | A | A | - | A | A | - | A | 
							
								| Carbonic | B | A | B | A | A | - | A | B | - | D | - | A | - | A | A | A | A | - | B | A | - | A | A | - | A | B | B | A | A | A | A | 
							
								| Catsup | - | A | A | A | D | - | - | C | - | D | - | A | - | - | A | B | A | B | - | A | - | A | A | - | A | A | - | C | - | - | A | 
							
								| Chloracetic Acid 2 | D | D | D | D | C | A | A | D | - | D | - | A | D | A | - | D | D | - | D | D | - | A | A | - | A | D | - | D | B | D | B | 
							
								| Chloric Acid | - | D | D | - | - | - | - | - | - | - | - | D | - | A | - | - | - | - | - | - | - | - | - | - | - | D | - | D | - | - | D | 
							
								| Chlorinated Glue | - | A | A | - | D | - | - | C | - | D | - | - | - | - | C | - | C | D | - | - | - | - | A | - | A | C | - | D | B | D | A | 
							
								| Chlorine, Anhydrous Liquid
 | - | D | D | D | D | D | A | D | - | C | - | D | B | A | A | D | D | - | D | D | C | A | D | - | A | D | - | D | B | D | B | 
							
								| Chlorine (Dry) | B | A | A | - | D | D | A | A | B | A | - | - | - | A | - | - | - | - | - | - | C | A | A | - | D | - | - | D | - | D | D | 
							
								| Chlorine Water | D | - | D | - | D | A | B | D | D | D | - | A | - | A | C | - | D | - | - | D | C | C | A | - | A | D | C | D | - | - | - | 
							
								| Chlorobenzene (Mono) | A | A | A | - | B | - | A | B | - | B | C | D | D | A | D | A | A | D | D | D | A | A | A | - | A | D | - | D | D | D | A | 
							
								| Chlorosulfonic Acid 1 | D | D | - | D | D | A | B | D | - | - | D | C | C | A | D | D | D | - | D | D | D | - | C | - | D | D | D | D | D | D | C | 
							
								| Chlorox (Bleach) | - | A | A | - | C | - | A | A | - | D | C | A | B | A | A | D | D | B | - | D | C | A | A | - | A | C | - | B | B | D | A | 
							
								| Chocolate Syrup | - | A | A | - | A | - | - | - | - | D | - | - | - | - | A | A | A | - | - | A | - | - | A | - | A | A | - | A | - | D | A | 
							
								| Chromic Acid 5% | - | A | A | B | C | A | A | D | D | D | - | A | B | - | C | D | D | B | B | A | A | D | C | - | A | D | C | D | A | B | B | 
							
								| Chromic Acid 10% | - | B | - | - | - | A | A | - | D | - | - | A | - | A | A | - | D | - | - | A | - | - | A | - | A | D | - | D | - | - | C | 
							
								| Chromic Acid 30% | - | B | - | - | - | A | A | - | D | - | - | A | - | A | D | - | D | - | - | A | - | - | A | - | A | D | - | D | - | - | D | 
							
								| Chromic Acid 50% | C | B | B | - | C | A | A | D | D | D | - | B | B | A | D | D | D | C | C | B | B | D | A | - | A | D | - | D | A | D | C | 
							
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