Check out the chart below for which option (304 or 316) is the most compatible for the chemical you will be using.
Chemical |
304 Stainless Steel |
316 Stainless Steel |
| Acetaldehyde | A | A |
| Acetamide | D | A |
| Acetate Solvents | D | A |
| Acetic Acid | D | B |
| Acetic Acid — 20% | B | A |
| Acetic Acid — 80% | D | B |
| Acetic Acid — Glacial | C | A |
| Acetic Anhydride | D | B |
| Acetone | A | A |
| Acetone 70°F | A | A |
| Acetonitrile (Methyl Cyanide) | A | A |
| Acetophenone | A | B |
| Acetyl Chloride | B | B |
| Acetylene | A | A |
| Acrylonitrile | A | A |
| Adipic Acid | B | B |
| Aero Lubriplate | A | A |
| Aerosafe 2300 | A | A |
| Aerosafe 2300F | A | A |
| Aeroshell 17 Grease | A | A |
| Aeroshell 1Ac | A | A |
| Aeroshell 750 | A | A |
| Aeroshell 7A Grease | A | A |
| Alcohol | A | A |
| Alcohol: Amyl | A | A |
| Alcohol: Benzyl | B | B |
| Alcohol: Butyl | A | A |
| Alcohol: Diacetone | A | A |
| Alcohol: Ethyl | A | A |
| Alcohol: Hexyl | A | A |
| Alcohol: Isobutyl | A | A |
| Alcohol: Isopropyl | B | B |
| Alcohol: Methyl | A | A |
| Alcohol: Octyl | A | A |
| Alcohol: Propyl | A | A |
| Alkaline Solutions | A | A |
| Allyl Alcohol | A | A |
| Allyl Chloride | B | B |
| Almond Oil (Artificial) | B | B |
| Aluminum Acetate (Burow’s Solution) | C | B |
| Aluminum Chloride | D | C |
| Aluminum Chloride 20% | D | C |
| Aluminum Fluoride | D | D |
| Aluminum Hydroxide | B | C |
| Aluminum Nitrate | A | A |
| Aluminum Phosphate | A | A |
| Aluminum Potassium Sulfate | D | B |
| Aluminum Potassium Sulfate 10% | A | A |
| Aluminum Sulfate | B | B |
| Amines | A | A |
| Ammonia 10% | A | A |
| Ammonia Anhydrous | A | A |
| Ammonia Nitrate | A | A |
| Ammonia, anhydrous | B | A |
| Ammonium Acetate | B | A |
| Ammonium Bifluoride | D | B |
| Ammonium Carbonate | B | B |
| Ammonium Casenite | A | A |
| Ammonium Chloride | C | C |
| Ammonium Fluoride | D | A |
| Ammonium Hydroxide | B | A |
| Ammonium Nitrate | A | A |
| Ammonium Oxalate | A | A |
| Ammonium Persulfate | A | B |
| Ammonium Phosphate | A | A |
| Ammonium Phosphate, Dibasic | B | C |
| Ammonium Phosphate, Monobasic | B | C |
| Ammonium Phosphate, Tribasic | B | B |
| Ammonium Sulfate | B | B |
| Ammonium Sulfite | B | B |
| Ammonium Thiosulfate | A | A |
| Amyl Acetate (Banana Oil) | A | A |
| Amyl Alcohol | A | A |
| Amyl Chloride (Chloropentane) | A | A |
| Aniline | A | B |
| Aniline Dyes | B | B |
| Aniline Hydrochloride | D | D |
| Animal Fats & Oils | A | A |
| Anti-Freeze (Alcohol Base) | A | A |
| Anti-Freeze (Glycol Base) | A | A |
| Antimony Trichloride | D | D |
| Aqua Regia (80%, Hci, 20% Hno3) | D | D |
| Arochlor 1248 | B | B |
| Aroclor | B | B |
| Aromatic Hydrocarbons | A | C |
| Arsenic Acid | B | A |
| Arsenic Trichloride | D | D |
| Asphalt | B | A |
| Asphalt Emulsions | A | A |
| Atmosphere, Industrial | B | A |
| Automatic Brake Fluid | A | A |
| Automatic Transmission Fluid | A | A |
| Automotive Gasoline (Standard) | A | A |
| Aviation Gasoline | A | A |
| Banana Oil | A | A |
| Barbeque Sauce | A | A |
| Barium Carbonate | B | B |
| Barium Chloride | B | C |
| Barium Cyanide | A | A |
| Barium Hydroxide | B | B |
| Barium Nitrate | B | B |
| Barium Sulfate | B | B |
| Barium Sulfide | B | B |
| Beer | A | A |
| Beer (Alcohol Ind.) | A | A |
| Beer (Beverage Ind.) | A | A |
| Beet Sugar Liquids | A | A |
| Beet Sugar Liquors | A | A |
| Benzaldehyde | B | B |
| Benzene | B | B |
| Benzene Hot | B | B |
| Benzene Sulfonic Acid | B | B |
| Benzoic Acid | B | B |
| Benzol | A | A |
| Benzonitrile | D | D |
| Benzyl Alcohol | A | A |
| Benzyl Benzoate | B | B |
| Benzyl Chloride | C | B |
| Bleaching Powder (Wet) | A | D |
| Blood | A | A |
| Blood (Meat Juices – Cold) | B | A |
| Borax (Sodium Borate) | A | A |
| Bordeaux Mixtures | A | A |
| Boric Acid | B | A |
| Brake Fluid (Non-Petroleum Base) | A | A |
| Brewery Slop | A | A |
| Bromine | D | D |
| Bromine Dry Gas | D | D |
| Bromine Moist Gas | D | D |
| Bromine-Anhydrous | D | D |
| Bromobenzene | B | B |
| Bunker Oil | A | A |
| Butadiene | A | A |
| Butane | A | A |
| Butanol (Butyl Alcohol) | A | A |
| Butter | C | A |
| Buttermilk | A | A |
| Butyl Acetate | B | C |
| Butyl Acetyl Ricinoleate | A | A |
| Butyl Amine | A | A |
| Butyl Benzoate | B | B |
| Butyl Ether | B | A |
| Butyl Phthalate | B | B |
| Butyl Stearate | B | B |
| Butylene | A | A |
| Butyric Acid | B | B |
| Calcium Bisulfide | B | B |
| Calcium Bisulfite | B | A |
| Calcium Carbonate (Chalk) | B | B |
| Calcium Chloride | C | C |
| Calcium Chloride Saturated | A | A |
| Calcium Hydroxide | B | B |
| Calcium Hydroxide 10% | A | A |
| Calcium Hydroxide 20% | A | A |
| Calcium Hydroxide 30% | A | A |
| Calcium Hypochlorite | C | C |
| Calcium Hypochlorite 2% Boiling | C | B |
| Calcium Nitrate | C | B |
| Calcium Nitrite | A | A |
| Calcium Oxide | A | A |
| Calcium Sulfate | B | B |
| Calcium Sulfide | B | B |
| Calgon | A | A |
| Cane Juice | A | A |
| Cane Sugar Liquors | A | A |
| Carbitol | B | B |
| Carbolic Acid (Phenol) | B | B |
| Carbon Bisulfide | B | B |
| Carbon Dioxide | A | A |
| Carbon Dioxide (dry) | A | A |
| Carbon Dioxide (wet) | A | A |
| Carbon Disulfide | B | B |
| Carbon Monoxide | A | A |
| Carbon Tetrachloride | B | B |
| Carbon Tetrachloride (dry) | B | B |
| Carbon Tetrachloride (wet) | A | A |
| Carbonated Water | A | A |
| Carbonic Acid | B | B |
| Catsup (Ketchup) | B | B |
| Caustic | A | A |
| Cellosolve | B | B |
| Cellosolve, Acetate | B | B |
| Cellosolve, Butyl | B | B |
| Chloric Acid | D | D |
| Chlorinated Water | B | B |
| Chlorine (dry) | D | B |
| Chlorine (Wet) | D | D |
| Chlorine Dioxide | D | D |
| Chlorine Trifluoride | A | A |
| Chlorine Water | C | C |
| Chlorine, Anhydrous Liquid | D | D |
| Chloroacetic Acid | D | B |
| Chloroacetone | B | B |
| Chlorobenzene | B | B |
| Chlorobromomethane | B | B |
| Chlorobutadiene | B | A |
| Chloroform | A | A |
| Chloronaphthalene | B | B |
| Chlorophenol | B | B |
| Chlorosulfonic Acid | D | D |
| Chlorosulfonic Acid Dilute | D | D |
| Chlorotoluene | B | B |
| Chlorox® (Bleach) | A | A |
| Chocolate Syrup | A | A |
| Chromic Acid – 5% | B | A |
| Chromic Acid – 50% | C | B |
| Chromic Acid 10% | B | B |
| Chromic Acid 30% | B | B |
| Chromic Acid Concentrated | C | C |
| Chromic Acid Dilute | A | A |
| Cider (Apple Juice) | A | A |
| Citric Acid | B | A |
| Citric Acid Dilute | A | A |
| Coca Cola Syrup | A | A |
| Coconut Oil (Coconut Butter) | A | A |
| Cod Liver Oil | A | A |
| Coffee | A | A |
| Copper Acetate | C | C |
| Copper Chloride | D | D |
| Copper Cyanide | B | B |
| Copper Fluoborate | D | D |
| Copper Fluoride | D | D |
| Copper Nitrate | A | A |
| Copper Nitrite | A | A |
| Copper Sulfate | A | A |
| Copper Sulfate – 5% Solution | A | A |
| Copper Sulfate >5% | B | B |
| Copper Sulfate 5% | B | B |
| Corn Oil | B | A |
| Cream | D | A |
| Creosote Hot | B | B |
| Cresols | A | A |
| Cresylic Acid | A | A |
| Crude Oil | A | A |
| Cupric Acid | D | B |
| Cupric Chloride | B | B |
| Cutting Oil (Sulfur Base) | A | A |
| Cutting Oil (Water Soluble) | A | A |
| Cyanic Acid | A | A |
| Cyclohexane | B | A |
| Cyclohexanol | B | B |
| Cyclohexanone | B | B |
| Denatured Alcohol | A | A |
| Detergent Solutions | A | A |
| Detergents General | A | A |
| Developing Fluids (Photo) | A | B |
| Diacetone | A | A |
| Diacetone Alcohol | B | B |
| Diacetone Alcohol (Acetal) | A | A |
| Dibenzyl Ether | B | B |
| Dibutyl Phthalate | A | A |
| Dibutyl Sebecate | A | A |
| Dichlorobenzene | A | B |
| Dichlorodifluoro Methane | A | B |
| Dichloroethane | B | B |
| Diesel Fuel | A | A |
| Diethanolamine | A | A |
| Diethyl Ether | B | B |
| Diethyl Sebecate | A | A |
| Diethylamine | B | B |
| Diethylene Glycol | A | A |
| Diisobutylene | B | B |
| Dimethyl Aniline | B | B |
| Dimethyl Formamide | A | B |
| Dimethyl Phthalate | A | B |
| Dioctyl Phthalate | A | A |
| Dipentene | A | A |
| Diphenyl | B | B |
| Diphenyl Ether | A | A |
| Diphenyl Oxide | B | A |
| Dowtherm Oil | A | A |
| Dry Cleaning Fluid | A | A |
| Dyes | A | A |
| Epichlorohydrin | A | A |
| Epsom Salts (Magnesium Sulfate) | A | B |
| Ethane | A | A |
| Ethanol (Ethyl Alcohol) | A | A |
| Ethanolamine | A | A |
| Ether | A | A |
| Ether Sulfate | D | D |
| Ethers | B | B |
| Ethyl Acetate | B | B |
| Ethyl Acetate 120° F | B | B |
| Ethyl Acetate 140° F | B | B |
| Ethyl Acetate 70° F | B | B |
| Ethyl Acrylate | A | A |
| Ethyl Benzene | B | B |
| Ethyl Benzoate | A | A |
| Ethyl Butyrate | A | A |
| Ethyl Cellulose | B | B |
| Ethyl Chloride | A | A |
| Ethyl Chloride Wet | D | A |
| Ethyl Ether | B | B |
| Ethyl Formate | B | B |
| Ethyl Mercaptan | B | B |
| Ethyl Silicate | A | A |
| Ethyl Sulfate | D | D |
| Ethylene (Ethene) | A | A |
| Ethylene Bromide | A | B |
| Ethylene Chloride | B | B |
| Ethylene Chlorohydrin | B | B |
| Ethylene Diamine | B | B |
| Ethylene Dibromide | B | B |
| Ethylene Dichloride | B | B |
| Ethylene Glycol | B | B |
| Ethylene Oxide | C | C |
| Ethylene Trichloride | A | A |
| Fatty Acids | B | A |
| Ferric Chloride | D | D |
| Ferric Chloride Concentrated | D | D |
| Ferric Nitrate | B | B |
| Ferric Sulfate | B | A |
| Ferrous Chloride | D | D |
| Ferrous Sulfate | B | B |
| Fluoboric Acid | B | B |
| Fluorine | C | A |
| Fluorine (Liquid) | A | A |
| Fluorine Gas Dry – 300° F | A | B |
| Fluorine Gas Wet | D | D |
| Fluosilicic Acid | C | B |
| Formaldehyde | D | A |
| Formaldehyde 40% | A | A |
| Formic Acid | C | C |
| Freon – Wet | C | D |
| Freon 11 | A | A |
| Freon 112 | A | A |
| Freon 113 | A | A |
| Freon 114 | A | A |
| Freon 114B2 | A | A |
| Freon 115 | A | A |
| Freon 12 | B | B |
| Freon 13 | A | A |
| Freon 13B1 | A | A |
| Freon 14 | A | A |
| Freon 21 | A | A |
| Freon 22 | A | A |
| Freon 31 | A | A |
| Freon 32 | A | A |
| Freon 502 | A | A |
| Freon Bf | A | A |
| Freon C318 | A | A |
| Freon Dry | A | A |
| Freon Dry F11 | A | A |
| Freon Dry F12, F113, F114 | A | A |
| Freon Dry F21, F22 | A | A |
| Freon K-142B | A | A |
| Freon K-152K | A | A |
| Freon Mf | A | A |
| Freon Pca | A | A |
| Freon TF | A | A |
| Freonr 11 | A | A |
| Fruit Juice | A | A |
| Fuel Oils (ASTM #1 thru #9) | A | A |
| Furan (Furfuran) | A | A |
| Furan Resin | A | A |
| Furfural (Ant Oil) | B | B |
| Gallic Acid | B | B |
| Gas Natural | A | A |
| Gasoline (Aviation) | A | A |
| Gasoline (high-aromatic) | A | A |
| Gasoline (Leaded) | A | A |
| Gasoline (Meter) | A | A |
| Gasoline (Unleaded) | A | A |
| Gasoline Leaded Refined | A | A |
| Gasoline Sour | A | A |
| Gasoline Unleaded Refined | A | A |
| Gelatin | A | A |
| Glucose (Corn Syrup) | A | A |
| Glue (PVA) | B | A |
| Glycerin (Glycerol) | A | A |
| Glycol | B | B |
| Glycolic Acid | A | A |
| Glycols | B | B |
| Gold Monocyanide | D | A |
| Grape Juice | A | A |
| Grapefruit Oil | A | A |
| Grease | A | A |
| Grease (Ester Base) | A | A |
| Grease (Petroleum Base) | A | A |
| Grease (Silicone Base) | A | A |
| Helium | A | A |
| Heptane | A | A |
| Hexamine | A | A |
| Hexane | A | A |
| Hexanol Tertiary | A | A |
| Honey | A | A |
| Hydraulic Oil (Petro) | A | A |
| Hydraulic Oil (Petroleum Base) | A | A |
| Hydraulic Oil (Petroleum) | A | A |
| Hydraulic Oil (Synthetic) | A | A |
| Hydrazine | A | A |
| Hydrobromic Acid | D | D |
| Hydrobromic Acid 20% | D | D |
| Hydrochloric Acid – 10% | D | D |
| Hydrochloric Acid – 20% | D | D |
| Hydrochloric Acid – 37% | D | D |
| Hydrochloric Acid 100% | D | D |
| Hydrochloric Acid, Dry Gas | D | D |
| Hydrocyanic Acid | B | A |
| Hydrofluoric Acid | D | D |
| Hydrofluoric Acid (Conc.) (Cold) | D | D |
| Hydrofluoric Acid (Hot) | D | B |
| Hydrofluoric Acid 100% | D | B |
| Hydrofluoric Acid 20% | D | D |
| Hydrofluoric Acid 50% | D | D |
| Hydrofluoric Acid 75% | D | D |
| Hydrofluosilicic Acid 100% | D | D |
| Hydrofluosilicic Acid 20% | C | D |
| Hydrogen Chloride Gas Dry | A | A |
| Hydrogen Chloride Gas Wet | D | B |
| Hydrogen Cyanide | B | A |
| Hydrogen Fluoride Anhydrous | B | A |
| Hydrogen Gas | A | A |
| Hydrogen Peroxide – 10% | B | B |
| Hydrogen Peroxide – 100% | B | A |
| Hydrogen Peroxide – 30% | B | B |
| Hydrogen Peroxide – 50% | B | A |
| Hydrogen Sulfide (dry) | C | A |
| Hydrogen Sulfide (wet) | C | A |
| Hydrogen Sulfide Dry | C | A |
| Hydroquinone | B | B |
| Hypochlorous Acid | D | D |
| Ink (Printers) | C | C |
| Iodine | D | D |
| Iodoform | B | B |
| Isobutyl Alcohol | A | A |
| Isooctane | A | A |
| Isophorone | A | A |
| Isopropyl Acetate | C | B |
| Isopropyl Alcohol | A | A |
| Isopropyl Chloride | A | A |
| Isopropyl Ether | A | A |
| Jet Fuel (JP1 to JP6) | A | A |
| Jp-1 | A | A |
| Jp-2 | A | A |
| Jp-3 | A | A |
| Jp-4 | A | A |
| Jp-5 | A | A |
| Jp-6 | A | A |
| Jp-X | A | A |
| Kerosene | A | A |
| Ketchup | A | A |
| Ketones | A | A |
| Lacquer Solvents | A | A |
| Lacquer Thinners | A | A |
| Lacquers | A | A |
| Lactic Acid | B | B |
| Lard | B | A |
| Lard Oil (Cold) | A | A |
| Lard Oil (Hot) | A | A |
| Latex | A | A |
| Lauryl Alcohol (N-Dodecanol) | A | A |
| Lead Acetate | B | B |
| Lead Molten | B | B |
| Lead Nitrate | B | B |
| Lead Sulfamate | C | C |
| Lemon Oil | A | A |
| Ligroin | A | A |
| Lime | A | A |
| Lime Bleach | A | A |
| Lime Sulfur | A | A |
| Lineoleic Acid | B | A |
| Linoleic Acid | B | A |
| Lithium Chloride | A | A |
| Lithium Hydroxide | B | B |
| Lubricants | A | A |
| Lubricants (Petroleum) | A | A |
| Lubricating Oil | A | A |
| Lubricating Oil Di-Ester | A | A |
| Lye (Calcium Hydroxide) | B | B |
| Lye (Potassium Hydroxide) | B | A |
| Lye (Sodium Hydroxide) | B | B |
| Lye 10% | B | A |
| Lye 50% | B | B |
| Lye Concentrated | B | D |
| Lye Solutions | A | A |
| Magnesium Bisulfate | A | B |
| Magnesium Carbonate | B | B |
| Magnesium Chloride | D | D |
| Magnesium Hydroxide (Milk of Magnesia) | B | A |
| Magnesium Nitrate | B | B |
| Magnesium Oxide | A | A |
| Magnesium Sulfate | A | B |
| Maleic Acid | B | B |
| Maleic Anhydride | A | A |
| Malic Acid | A | A |
| Malt Beverages | A | A |
| Manganese Sulfate | B | B |
| Mash | A | A |
| Mayonnaise | C | A |
| Mercuric Chloride | D | D |
| Mercuric Chloride (Dilute Solution) | D | D |
| Mercuric Cyanide | C | C |
| Mercurous Nitrate | B | B |
| Mercury | A | A |
| Mesityl Oxide | A | A |
| Methane | A | A |
| Methanol | A | A |
| Methyl Acetate | A | B |
| Methyl Acetone | A | A |
| Methyl Alcohol | B | A |
| Methyl Alcohol 10% | A | A |
| Methyl Amine | A | A |
| Methyl Bromide | A | A |
| Methyl Butyl Ketone | A | A |
| Methyl Cellosolve | B | B |
| Methyl Chloride | A | A |
| Methyl Chloride (Dry) | A | A |
| Methyl Chloride (Wet) | A | A |
| Methyl Ethyl Ketone (MEK) | A | A |
| Methyl Formate | B | B |
| Methyl Isobutyl Ketone (MIBK) | B | B |
| Methyl Isopropyl Ketone | A | A |
| Methyl Methacrylate | B | B |
| Methylamine | A | A |
| Methylene Chloride | B | B |
| Milk | A | A |
| Mineral Oil | A | A |
| Mineral Spirits | A | A |
| Mixed Acids | D | D |
| Molasses | A | A |
| Monochloroacetic acid | D | B |
| Monochlorobenzene | B | B |
| Monochlorodifluoro Methane | A | A |
| Monoethanolamine | A | B |
| Motor oil | A | A |
| Muriatic Acid | D | D |
| Mustard | D | D |
| Naphtha | A | A |
| Naphthalene | A | B |
| Napthenic Acid | A | A |
| Natural Gas | A | A |
| Neatsfoot Oil | A | A |
| N-Hexaldehyde | A | A |
| Nickel Chloride | D | C |
| Nickel Nitrate | B | B |
| Nickel Sulfate | B | B |
| Nitrating Acid (<15% HNO3) | C | D |
| Nitrating Acid (>15% H2SO4) | C | C |
| Nitrating Acid (S1% Acid) | C | A |
| Nitrating Acid (S15% H2SO4) | C | C |
| Nitric Acid – 10% | A | A |
| Nitric Acid – 20% | A | A |
| Nitric Acid – 25% | A | A |
| Nitric Acid – 35% | A | A |
| Nitric Acid – 50% | B | A |
| Nitric Acid – 70% | A | A |
| Nitric Acid (5-10% Solution) | A | A |
| Nitric Acid (Conc.) | A | A |
| Nitric Acid (Red Fuming) | B | B |
| Nitric Acid Dilute | A | A |
| Nitrobenzene | B | B |
| Nitrogen | A | A |
| Nitromethane | A | A |
| Nitrous Acid | B | B |
| Nitrous Oxide | D | B |
| O-Dichlorobenzene | B | B |
| Oils: Aniline | A | A |
| Oils: Castor | A | A |
| Oils: Cinnamon | A | A |
| Oils: Citric | A | A |
| Oils: Clove | A | A |
| Oils: Coconut | A | A |
| Oils: Cod Liver | A | A |
| Oils: Corn | B | A |
| Oils: Cottonseed | C | A |
| Oils: Creosote | B | B |
| Oils: Crude | A | A |
| Oils: Diesel Fuel (20,30,40,50) | A | A |
| Oils: Fuel (1,2,3,5A,5B,6) | A | A |
| Oils: Ginger | D | D |
| Oils: Hydraulic Oil (Petro) | A | A |
| Oils: Hydraulic Oil (Synthetic) | A | A |
| Oils: Lemon | A | A |
| Oils: Linseed | A | A |
| Oils: Mineral | A | A |
| Oils: Neatsfoot | A | A |
| Oils: Olive | B | A |
| Oils: Orange | A | A |
| Oils: Palm | A | A |
| Oils: Peanut | A | A |
| Oils: Peppermint | A | A |
| Oils: Pine | A | A |
| Oils: Rapeseed | A | A |
| Oils: Rosin | A | A |
| Oils: Sesame Seed | A | A |
| Oils: Silicone | A | A |
| Oils: Soybean | A | A |
| Oils: Sperm (whale) | A | A |
| Oils: Tanning | A | A |
| Oils: Transformer | A | A |
| Oils: Tung (Wood Oil) | A | B |
| Oils: Turbine | A | A |
| Oils: Vegetable | A | A |
| Oleic Acid | A | A |
| Oleum 100% (Fuming Sulfuric) | A | A |
| Oleum 25% | B | B |
| Oleum Spirits | B | B |
| Olive Oil | B | A |
| Oxalic Acid (cold) | D | D |
| Oxygen | A | A |
| Ozone | B | B |
| Paint Thinner, Duco | B | A |
| Paints & Solvents | A | A |
| Palm Oil | A | A |
| Palmitic Acid | B | A |
| Paraffin | A | A |
| Peanut Oil | A | A |
| Pentane | C | C |
| Peppermint Oil | A | A |
| Perchloric Acid | D | D |
| Perchloroethylene | B | A |
| Petrolatum | A | A |
| Petroleum | A | A |
| Petroleum Ether | A | A |
| Phenol (10%) | B | B |
| Phenol (Carbolic Acid) | B | B |
| Phenol Sulfonic Acid | B | B |
| Phosphoric Acid – 20% | A | B |
| Phosphoric Acid (>40%) | D | D |
| Phosphoric Acid (crude) | D | B |
| Phosphoric Acid (S40%) | D | C |
| Phosphoric Acid Aerated | A | B |
| Phosphoric Acid Air Free | D | A |
| Phosphoric Acid Boiling | D | D |
| Phosphorous Trichloride Acid | A | A |
| Phosphorus | A | A |
| Phosphorus Trichloride | A | A |
| Photographic Developer | A | A |
| Photographic Solutions | D | A |
| Phthalic Acid | B | B |
| Phthalic Anhydride | A | A |
| Picric Acid | D | D |
| Pine Oil | A | A |
| Plating Solutions – Antimony | A | A |
| Plating Solutions – Arsenic | A | A |
| Plating Solutions – Brass | A | A |
| Plating Solutions – Bronze | A | A |
| Plating Solutions – Bronze (Cu-Sn Bronze Bath 160°F) | A | A |
| Plating Solutions – Bronze (Cu-Zn Bronze Bath 100°F) | A | A |
| Plating Solutions – Cadmium (Fluoborate Bath 100°F) | A | A |
| Plating Solutions – Chrome | A | A |
| Plating Solutions – Copper (Copper Fluoborate Bath 120°F) | A | D |
| Plating Solutions – Gold | A | D |
| Plating Solutions – Indium | A | C |
| Plating Solutions – Iron | A | A |
| Plating Solutions – Lead | A | C |
| Plating Solutions – Nickel | A | A |
| Plating Solutions – Silver | A | A |
| Plating Solutions – Tin | B | A |
| Plating Solutions – Zinc | A | A |
| Potash (Potassium Carbonate) | B | B |
| Potassium Acetate | B | B |
| Potassium Aluminum Sulfate | D | B |
| Potassium Bicarbonate | B | B |
| Potassium Bichromate | B | B |
| Potassium Bromide | D | B |
| Potassium Carbonate (Potash) | B | B |
| Potassium Chlorate | B | B |
| Potassium Chloride | C | C |
| Potassium Chromate | B | B |
| Potassium Cyanide | B | B |
| Potassium Dichromate | B | B |
| Potassium Ferricyanide | B | B |
| Potassium Ferrocyanide | B | B |
| Potassium Hydrate | A | B |
| Potassium Hydroxide | B | A |
| Potassium Hypochlorite | D | B |
| Potassium Iodide | B | A |
| Potassium Nitrate | B | B |
| Potassium Oxolate | B | B |
| Potassium Permanganate | B | B |
| Potassium Sulfate | B | B |
| Potassium Sulfide | B | B |
| Potassium Sulfite | B | A |
| Propane | A | A |
| Propane (Liquified) | A | A |
| Propyl Acetate | A | A |
| Propyl Alcohol | A | A |
| Propylene | B | A |
| Propylene Glycol | B | B |
| Propylene Oxide | A | A |
| Pydraul | A | A |
| Pyridine | B | B |
| Pyrogallic Acid | D | B |
| Pyroligneous Acid (Wood Vinegar) | B | B |
| Quinine Bisulfate | B | B |
| Quinine Sulfate | B | B |
| Rapeseed Oil | A | A |
| Rosin | B | B |
| Rosin Oil | A | A |
| Rum | A | A |
| Rust Inhibitors | A | A |
| Sal Ammoniac | B | A |
| Salad Dressings | A | A |
| Salicylic Acid | B | B |
| Salt Brine | B | D |
| Salt Water | C | B |
| Sea Water | C | C |
| Sesame Seed Oil | A | A |
| Sewage | A | A |
| Shellac | A | A |
| Shellac (Bleached) | A | A |
| Shellac (Orange) | A | A |
| Silicone | A | A |
| Silicone Oil | A | A |
| Silver Bromide | D | D |
| Silver Chloride | D | D |
| Silver Cyanide | A | A |
| Silver Nitrate | B | B |
| Soap Solutions | A | A |
| Soda Ash | A | A |
| Sodium Acetate | B | B |
| Sodium Acid Sulfate | D | B |
| Sodium Aluminate | A | A |
| Sodium Aluminum Sulfate | D | A |
| Sodium Bicarbonate | A | B |
| Sodium Bichromate | B | B |
| Sodium Bisulfate | D | C |
| Sodium Bisulfite | C | B |
| Sodium Borate | C | B |
| Sodium Borate (Borax) | B | B |
| Sodium Bromide | C | C |
| Sodium Carbonate | A | A |
| Sodium Chlorate | B | B |
| Sodium Chloride | C | C |
| Sodium Chromate | B | B |
| Sodium Cyanide | A | B |
| Sodium Ferrocyanide | B | B |
| Sodium Fluoride | D | D |
| Sodium Hydroxide (20%) | B | B |
| Sodium Hydroxide (50%) | B | B |
| Sodium Hydroxide (80%) | D | D |
| Sodium Hydroxide (Caustic Soda-Lye) | A | A |
| Sodium Hypochlorite | D | A |
| Sodium Hypochlorite (<20%) | C | C |
| Sodium Hypochlorite (100%) | D | D |
| Sodium Hyposulfate | A | A |
| Sodium Hyposulfite | D | D |
| Sodium Metaphosphate | D | D |
| Sodium Metasilicate | A | A |
| Sodium Nitrate | B | B |
| Sodium Nitrate Moten | B | A |
| Sodium Perborate | B | C |
| Sodium Peroxide | B | A |
| Sodium Phosphate | B | B |
| Sodium Polyphosphate | B | B |
| Sodium Silicate (Water Glass) | A | B |
| Sodium Sulfate (Salt Cake) | B | B |
| Sodium Sulfide | B | D |
| Sodium Sulfite | D | B |
| Sodium Tetraborate | A | A |
| Sodium Thiosulfate | B | B |
| Sorghum | A | A |
| Soy Sauce | D | D |
| Soybean Oil | A | A |
| Stannic Chloride | D | D |
| Stannous Chloride | C | A |
| Starch | B | B |
| Stearic Acid | B | B |
| Stoddard Solvent | A | A |
| Styrene | A | A |
| Sugar (Liquids) | A | A |
| Sulfate (Liquors) | B | B |
| Sulfate Liquor Black | B | B |
| Sulfite Liquor | B | B |
| Sulfolane | D | B |
| Sulfur | D | D |
| Sulfur Chloride | D | D |
| Sulfur Dioxide | D | A |
| Sulfur Dioxide (dry) | D | A |
| Sulfur Dioxide Gas Dry | A | A |
| Sulfur Trioxide | B | C |
| Sulfur Trioxide (dry) | D | C |
| Sulfuric Acid (<10%) | D | C |
| Sulfuric Acid (10-75%) | D | D |
| Sulfuric Acid (75-100%) | C | D |
| Sulfuric Acid (cold concentrated) | C | B |
| Sulfuric Acid (hot concentrated) | D | C |
| Sulfuric Acid Fuming Oleum | B | B |
| Sulfurous Acid | D | B |
| Syrup | A | A |
| Tall Oil | D | B |
| Tallow | A | A |
| Tannic Acid | B | A |
| Tanning Liquors | A | A |
| Tar And Tar Oil | B | A |
| Tar, Bituminous | A | B |
| Tartaric Acid | C | C |
| Terpineol | A | A |
| Tertiary Butyl Catechol | B | B |
| Tetra Ethyl Lead | A | A |
| Tetrachloroacetic Acid | D | D |
| Tetrachloroethane | C | A |
| Tetrachloroethylene | A | B |
| Tetrahydrofuran | A | A |
| Tetralin | A | A |
| Tetraphosphoric Acid | B | B |
| Thionyl Chloride | D | D |
| Tin Molten | C | C |
| Tin Tetrachloride | D | D |
| Titanium Tetrachloride | B | B |
| Toluene (Toluol) | A | A |
| Toluene At 70° | A | A |
| Tomato Juice | A | A |
| Tomato Pulp & Juice | A | A |
| Transformer Oil | A | A |
| Transmission Fluid (Type A) | A | A |
| Tributyl Phosphate | A | A |
| Trichloroacetic Acid | D | D |
| Trichloroethane | B | B |
| Trichloroethylene | B | B |
| Trichloromonofluoroethane (Freon 17) | A | A |
| Trichloropropane | A | A |
| Trichlorotrifluoroethane (Freon 113) | A | A |
| Tricresyl Phosphate | B | B |
| Tricresylphosphate | B | B |
| Triethanol Amine | A | A |
| Triethanolamine | A | A |
| Triethyl Phosphate | A | A |
| Triethylamine | A | A |
| Triphenyl Phosphite | A | A |
| Trisodium Phosphate | B | B |
| Tung Oil | A | B |
| Turbine Oil | A | A |
| Turpentine | A | A |
| Urea | B | B |
| Uric Acid | B | B |
| Urine | A | A |
| Vanilla Extract | A | A |
| Varnish | A | A |
| Vegetable Juice | A | A |
| Vegetable Oil | A | A |
| Vegetable Oil (Hot) | B | B |
| Vinegar | B | A |
| Vinyl Acetate | B | B |
| Vinyl Chloride | B | A |
| Water | A | A |
| Water, Acid Mine | B | B |
| Water, Boiler Feed | A | A |
| Water, Brackish | A | A |
| Water, Deionized | A | A |
| Water, Demineralized | A | A |
| Water, Distilled | A | A |
| Water, Fresh | A | A |
| Water, Salt | C | C |
| Water-Brine, Process, Beverage | B | B |
| Waxes | D | A |
| Weed Killers | A | A |
| Whey | A | A |
| Whiskey | A | A |
| Whiskey & Wines | A | A |
| White Liquor (Pulp Mill) | B | A |
| White Water (Paper Mill) | A | A |
| Wine | A | A |
| Wood Pulp | A | A |
| Xylene | B | B |
| Zinc Carbonate | B | B |
| Zinc Chloride | D | D |
| Zinc Cyanide | A | A |
| Zinc Hydrosulfite | A | A |
| Zinc Molten | D | D |
| Zinc Nitrate | A | A |
| Zinc Sulfate | B | A |