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A = Excellent B = Good C = Fair D = Severely Effected N/A - Information is not available
| Chemical (A-M) | Compatibility |
Chemical (N-Z) | Compatibility | |
|---|---|---|---|---|
| Acetaldehyde | C- Fair | Naphtha | D- Severe Effect | |
| Acetamide | D- Severe Effect | Naphthalene | D- Severe Effect | |
| Acetate Solvent | C- Fair | Natural Gas | N/A | |
| Acetic Acid | B- Good | Nickel Chloride | A- Excellent | |
| Acetic Acid 20% | B- Good | Nickel Nitrate | A1- Excellent | |
| Acetic Acid 80% | C- Fair | Nickel Sulfate | B- Good | |
| Acetic Acid, Glacial | C- Fair | Nitrating Acid (<15% HNO3) | C- Fair | |
| Acetic Anhydride | C- Fair | Nitrating Acid (>15% H2SO4) | C- Fair | |
| Acetone | C- Fair | Nitrating Acid (Š1% Acid) | C- Fair | |
| Acetyl Bromide | N/A | Nitrating Acid (Š15% H2SO4) | C- Fair | |
| Acetyl Chloride (dry) | D- Severe Effect | Nitric Acid (20%) | D- Severe Effect | |
| Acetylene | B- Good | Nitric Acid (50%) | D- Severe Effect | |
| Acrylonitrile | B1- Good | Nitric Acid (5-10%) | D- Severe Effect | |
| Adipic Acid | A1- Excellent | Nitric Acid (Concentrated) | D- Severe Effect | |
| Alcohols:Amyl | B- Good | Nitrobenzene | D- Severe Effect | |
| Alcohols:Benzyl | D- Severe Effect | Nitrogen Fertilizer | N/A | |
| Alcohols:Butyl | A- Excellent | Nitromethane | B1- Good | |
| Alcohols:Diacetone | D- Severe Effect | Nitrous Acid | C- Fair | |
| Alcohols:Ethyl | A- Excellent | Nitrous Oxide | A- Excellent | |
| Alcohols:Hexyl | A- Excellent | Oils:Aniline | D- Severe Effect | |
| Alcohols:Isobutyl | A- Excellent | Oils:Anise | N/A | |
| Alcohols:Isopropyl | A- Excellent | Oils:Bay | N/A | |
| Alcohols:Methyl | A- Excellent | Oils:Bone | N/A | |
| Alcohols:Octyl | B- Good | Oils:Castor | A- Excellent | |
| Alcohols:Propyl | A- Excellent | Oils:Cinnamon | N/A | |
| Aluminum Chloride | A- Excellent | Oils:Citric | N/A | |
| Aluminum Chloride 20% | A- Excellent | Oils:Clove | N/A | |
| Aluminum Fluoride | B- Good | Oils:Coconut | D- Severe Effect | |
| Aluminum Hydroxide | D- Severe Effect | Oils:Cod Liver | D- Severe Effect | |
| Aluminum Nitrate | A1- Excellent | Oils:Corn | D- Severe Effect | |
| Aluminum Potassium Sulfate 10% | A- Excellent | Oils:Cottonseed | D- Severe Effect | |
| Aluminum Potassium Sulfate 100% | A- Excellent | Oils:Creosote | D- Severe Effect | |
| Aluminum Sulfate | A- Excellent | Oils:Diesel Fuel (20, 30, 40, 50) | D- Severe Effect | |
| Alums | A- Excellent | Oils:Fuel (1, 2, 3, 5A, 5B, 6) | D- Severe Effect | |
| Amines | B- Good | Oils:Ginger | N/A | |
| Ammonia 10% | D- Severe Effect | Oils:Hydraulic Oil (Petro) | D- Severe Effect | |
| Ammonia Nitrate | N/A | Oils:Hydraulic Oil (Synthetic) | D- Severe Effect | |
| Ammonia, anhydrous | D- Severe Effect | Oils:Lemon | N/A | |
| Ammonia, liquid | D- Severe Effect | Oils:Linseed | D- Severe Effect | |
| Ammonium Acetate | N/A | Oils:Mineral | D- Severe Effect | |
| Ammonium Bifluoride | N/A | Oils:Olive | D- Severe Effect | |
| Ammonium Carbonate | A- Excellent | Oils:Orange | N/A | |
| Ammonium Caseinate | N/A | Oils:Palm | N/A | |
| Ammonium Chloride | A- Excellent | Oils:Peanut | D- Severe Effect | |
| Ammonium Hydroxide | D- Severe Effect | Oils:Peppermint | N/A | |
| Ammonium Nitrate | C- Fair | Oils:Pine | D- Severe Effect | |
| Ammonium Oxalate | N/A | Oils:Rapeseed | D- Severe Effect | |
| Ammonium Persulfate | A- Excellent | Oils:Rosin | N/A | |
| Ammonium Phosphate, Dibasic | A- Excellent | Oils:Sesame Seed | N/A | |
| Ammonium Phosphate, Monobasic | A- Excellent | Oils:Silicone | D- Severe Effect | |
| Ammonium Phosphate, Tribasic | A- Excellent | Oils:Soybean | D- Severe Effect | |
| Ammonium Sulfate | A- Excellent | Oils:Sperm (whale) | N/A | |
| Ammonium Sulfite | A2- Excellent | Oils:Tanning | N/A | |
| Ammonium Thiosulfate | N/A | Oils:Transformer | D- Severe Effect | |
| Amyl Acetate | D- Severe Effect | Oils:Turbine | D- Severe Effect | |
| Amyl Alcohol | B- Good | Oleic Acid | D- Severe Effect | |
| Amyl Chloride | D- Severe Effect | Oleum 100% | D- Severe Effect | |
| Aniline | D- Severe Effect | Oleum 25% | D- Severe Effect | |
| Aniline Hydrochloride | A- Excellent | Oxalic Acid (cold) | B- Good | |
| Antifreeze | A- Excellent | Ozone | D- Severe Effect | |
| Antimony Trichloride | N/A | Palmitic Acid | B1- Good | |
| Aqua Regia (80% HCl, 20% HNO3) | D- Severe Effect | Paraffin | B- Good | |
| Arochlor 1248 | D- Severe Effect | Pentane | D- Severe Effect | |
| Aromatic Hydrocarbons | D- Severe Effect | Perchloric Acid | N/A | |
| Arsenic Acid | B- Good | Perchloroethylene | D- Severe Effect | |
| Arsenic Salts | N/A | Petrolatum | C- Fair | |
| Asphalt | D- Severe Effect | Petroleum | D- Severe Effect | |
| Barium Carbonate | N/A | Phenol (10%) | A- Excellent | |
| Barium Chloride | A- Excellent | Phenol (Carbolic Acid) | D- Severe Effect | |
| Barium Cyanide | N/A | Phosphoric Acid (>40%) | B- Good | |
| Barium Hydroxide | A- Excellent | Phosphoric Acid (crude) | D- Severe Effect | |
| Barium Nitrate | N/A | Phosphoric Acid (molten) | N/A | |
| Barium Sulfate | A- Excellent | Phosphoric Acid (Š40%) | B- Good | |
| Barium Sulfide | A- Excellent | Phosphoric Acid Anhydride | N/A | |
| Beer | A- Excellent | Phosphorus | N/A | |
| Beet Sugar Liquids | A- Excellent | Phosphorus Trichloride | D- Severe Effect | |
| Benzaldehyde | D- Severe Effect | Photographic Developer | A- Excellent | |
| Benzene | D- Severe Effect | Photographic Solutions | B- Good | |
| Benzene Sulfonic Acid | A- Excellent | Phthalic Acid | N/A | |
| Benzoic Acid | D- Severe Effect | Phthalic Anhydride | A- Excellent | |
| Benzol | D- Severe Effect | Picric Acid | D- Severe Effect | |
| Benzonitrile | N/A | Plating Solutions, Antimony Plating 130°F | N/A | |
| Benzyl Chloride | D- Severe Effect | Plating Solutions, Arsenic Plating 110°F | N/A | |
| Bleaching Liquors | D- Severe Effect | Plating Solutions, Brass Plating: High-Speed Brass Bath 110°F | N/A | |
| Borax (Sodium Borate) | A- Excellent | Plating Solutions, Brass Plating: Regular Brass Bath 100°F | N/A | |
| Boric Acid | A- Excellent | Plating Solutions, Bronze Plating: Cu-Cd Bronze Bath R.T. | N/A | |
| Brewery Slop | N/A | Plating Solutions, Bronze Plating: Cu-Sn Bronze Bath 160°F | N/A | |
| Bromine | D- Severe Effect | Plating Solutions, Bronze Plating: Cu-Zn Bronze Bath 100°F | N/A | |
| Butadiene | D- Severe Effect | Plating Solutions, Cadmium Plating: Cyanide Bath 90°F | N/A | |
| Butane | D- Severe Effect | Plating Solutions, Cadmium Plating: Fluoborate Bath 100°F | N/A | |
| Butanol (Butyl Alcohol) | A- Excellent | Plating Solutions, Chromium Plating: Barrel Chrome Bath 95°F | N/A | |
| Butter | D- Severe Effect | Plating Solutions, Chromium Plating: Black Chrome Bath 115°F | N/A | |
| Buttermilk | D- Severe Effect | Plating Solutions, Chromium Plating: Chromic-Sulfuric Bath 130°F | N/A | |
| Butyl Amine | D- Severe Effect | Plating Solutions, Chromium Plating: Fluoride Bath 130°F | N/A | |
| Butyl Ether | D- Severe Effect | Plating Solutions, Chromium Plating: Fluosilicate Bath 95°F | N/A | |
| Butyl Phthalate | D- Severe Effect | Plating Solutions, Copper Plating (Acid): Copper Fluoborate Bath 120°F | N/A | |
| Butylacetate | D- Severe Effect | Plating Solutions, Copper Plating (Acid): Copper Sulfate Bath R.T. | N/A | |
| Butylene | D- Severe Effect | Plating Solutions, Copper Plating (Cyanide): Copper Strike Bath 120°F | N/A | |
| Butyric Acid | D- Severe Effect | Plating Solutions, Copper Plating (Cyanide): High-Speed Bath 180°F | N/A | |
| Calcium Bisulfate | A- Excellent | Plating Solutions, Copper Plating (Cyanide): Rochelle Salt Bath 150°F | N/A | |
| Calcium Bisulfide | D- Severe Effect | Plating Solutions, Copper Plating (Misc): Copper (Electroless) | N/A | |
| Calcium Bisulfite | D- Severe Effect | Plating Solutions, Copper Plating (Misc): Copper Pyrophosphate | N/A | |
| Calcium Carbonate | A- Excellent | Plating Solutions, Gold Plating: Acid 75°F | N/A | |
| Calcium Chlorate | A- Excellent | Plating Solutions, Gold Plating: Cyanide 150°F | N/A | |
| Calcium Chloride | A- Excellent | Plating Solutions, Gold Plating: Neutral 75°F | N/A | |
| Calcium Hydroxide | A- Excellent | Plating Solutions, Indium Sulfamate Plating R.T. | N/A | |
| Calcium Hypochlorite | D- Severe Effect | Plating Solutions, Iron Plating: Ferrous Am Sulfate Bath 150°F | N/A | |
| Calcium Nitrate | A1- Excellent | Plating Solutions, Iron Plating: Ferrous Chloride Bath 190°F | N/A | |
| Calcium Oxide | B- Good | Plating Solutions, Iron Plating: Ferrous Sulfate Bath 150°F | N/A | |
| Calcium Sulfate | B- Good | Plating Solutions, Iron Plating: Fluoborate Bath 145°F | N/A | |
| Calgon | A- Excellent | Plating Solutions, Iron Plating: Sulfamate 140°F | N/A | |
| Cane Juice | A- Excellent | Plating Solutions, Iron Plating: Sulfate-Chloride Bath 160°F | N/A | |
| Carbolic Acid (Phenol) | D- Severe Effect | Plating Solutions, Lead Fluoborate Plating | N/A | |
| Carbon Bisulfide | D- Severe Effect | Plating Solutions, Nickel Plating: Electroless 200°F | N/A | |
| Carbon Dioxide (dry) | B- Good | Plating Solutions, Nickel Plating: Fluoborate 100-170°F | N/A | |
| Carbon Dioxide (wet) | B- Good | Plating Solutions: Nickel Plating: High-Chloride 130-160°F | N/A | |
| Carbon Disulfide | D- Severe Effect | Plating Solutions, Nickel Plating: Sulfamate 100-140°F | N/A | |
| Carbon Monoxide | D- Severe Effect | Plating Solutions, Nickel Plating: Watts Type 115-160°F | N/A | |
| Carbon Tetrachloride | D- Severe Effect | Plating Solutions, Rhodium Plating 120°F | N/A | |
| Carbon Tetrachloride (dry) | D- Severe Effect | Plating Solutions, Silver Plating 80-120°F | N/A | |
| Carbon Tetrachloride (wet) | D- Severe Effect | Plating Solutions, Tin-Fluoborate Plating 100°F | N/A | |
| Carbonated Water | N/A | Plating Solutions, Tin-Lead Plating 100°F | N/A | |
| Carbonic Acid | C- Fair | Plating Solutions, Zinc Plating: Acid Chloride 140°F | N/A | |
| Catsup | N/A | Plating Solutions, Zinc Plating: Acid Fluoborate Bath R.T. | N/A | |
| Chloric Acid | N/A | Plating Solutions, Zinc Plating: Acid Sulfate Bath 150°F | N/A | |
| Chlorinated Glue | N/A | Plating Solutions, Zinc Plating: Alkaline Cyanide Bath R.T. | N/A | |
| Chlorine (dry) | D- Severe Effect | Potash (Potassium Carbonate) | A- Excellent | |
| Chlorine Water | C- Fair | Potassium Bicarbonate | A- Excellent | |
| Chlorine, Anhydrous Liquid | C- Fair | Potassium Bromide | A- Excellent | |
| Chloroacetic Acid | D- Severe Effect | Potassium Chlorate | N/A | |
| Chlorobenzene (Mono) | D- Severe Effect | Potassium Chloride | A- Excellent | |
| Chlorobromomethane | D- Severe Effect | Potassium Chromate | B- Good | |
| Chloroform | D- Severe Effect | Potassium Cyanide Solutions | A- Excellent | |
| Chlorosulfonic Acid | D- Severe Effect | Potassium Dichromate | B- Good | |
| Chocolate Syrup | D- Severe Effect | Potassium Ferricyanide | B- Good | |
| Chromic Acid 10% | D- Severe Effect | Potassium Ferrocyanide | A- Excellent | |
| Chromic Acid 30% | D- Severe Effect | Potassium Hydroxide (Caustic Potash) | B- Good | |
| Chromic Acid 5% | B- Good | Potassium Hypochlorite | C1- Fair | |
| Chromic Acid 50% | D- Severe Effect | Potassium Iodide | B- Good | |
| Chromium Salts | N/A | Potassium Nitrate | A- Excellent | |
| Cider | N/A | Potassium Oxalate | N/A | |
| Citric Acid | A- Excellent | Potassium Permanganate | A1- Excellent | |
| Citric Oils | N/A | Potassium Sulfate | A- Excellent | |
| Clorox® (Bleach) | D- Severe Effect | Potassium Sulfide | B- Good | |
| Coffee | A- Excellent | Propane (liquefied) | D- Severe Effect | |
| Copper Chloride | C- Fair | Propylene | D- Severe Effect | |
| Copper Cyanide | A- Excellent | Propylene Glycol | A- Excellent | |
| Copper Fluoborate | N/A | Pyridine | D- Severe Effect | |
| Copper Nitrate | C- Fair | Pyrogallic Acid | N/A | |
| Copper Sulfate >5% | C- Fair | Resorcinal | N/A | |
| Copper Sulfate 5% | C- Fair | Rosins | N/A | |
| Cream | N/A | Rum | A- Excellent | |
| Cresols | D- Severe Effect | Rust Inhibitors | N/A | |
| Cresylic Acid | D- Severe Effect | Salad Dressings | N/A | |
| Cupric Acid | B2- Good | Salicylic Acid | A- Excellent | |
| Cyanic Acid | N/A | Salt Brine (NaCl saturated) | A- Excellent | |
| Cyclohexane | D- Severe Effect | Sea Water | A1- Excellent | |
| Cyclohexanone | D- Severe Effect | Shellac (Bleached) | A1- Excellent | |
| Detergents | B- Good | Shellac (Orange) | D- Severe Effect | |
| Diacetone Alcohol | N/A | Silicone | C- Fair | |
| Dichlorobenzene | D- Severe Effect | Silver Bromide | N/A | |
| Dichloroethane | D- Severe Effect | Silver Nitrate | A- Excellent | |
| Diesel Fuel | D- Severe Effect | Soap Solutions | B- Good | |
| Diethyl Ether | D- Severe Effect | Soda Ash (see Sodium Carbonate) | A- Excellent | |
| Diethylamine | A- Excellent | Sodium Acetate | A- Excellent | |
| Diethylene Glycol | A1- Excellent | Sodium Aluminate | B- Good | |
| Dimethyl Aniline | D- Severe Effect | Sodium Benzoate | A- Excellent | |
| Dimethyl Formamide | C- Fair | Sodium Bicarbonate | A- Excellent | |
| Diphenyl | D- Severe Effect | Sodium Bisulfate | A- Excellent | |
| Diphenyl Oxide | D- Severe Effect | Sodium Bisulfite | A- Excellent | |
| Dyes | N/A | Sodium Borate (Borax) | A- Excellent | |
| Epsom Salts (Magnesium Sulfate) | B- Good | Sodium Bromide | A1- Excellent | |
| Ethane | D- Severe Effect | Sodium Carbonate | A- Excellent | |
| Ethanol | A- Excellent | Sodium Chlorate | A- Excellent | |
| Ethanolamine | B- Good | Sodium Chloride | A- Excellent | |
| Ether | D- Severe Effect | Sodium Chromate | B- Good | |
| Ethyl Acetate | C- Fair | Sodium Cyanide | A- Excellent | |
| Ethyl Benzoate | D- Severe Effect | Sodium Ferrocyanide | B- Good | |
| Ethyl Chloride | B- Good | Sodium Fluoride | N/A | |
| Ethyl Ether | D- Severe Effect | Sodium Hydrosulfite | C- Fair | |
| Ethyl Sulfate | N/A | Sodium Hydroxide (20%) | A1- Excellent | |
| Ethylene Bromide | C- Fair | Sodium Hydroxide (50%) | A1- Excellent | |
| Ethylene Chloride | D- Severe Effect | Sodium Hydroxide (80%) | A1- Excellent | |
| Ethylene Chlorohydrin | C- Fair | Sodium Hypochlorite (<20%) | C- Fair | |
| Ethylene Diamine | B- Good | Sodium Hypochlorite (100%) | C- Fair | |
| Ethylene Dichloride | D- Severe Effect | Sodium Hyposulfate | C- Fair | |
| Ethylene Glycol | A- Excellent | Sodium Metaphosphate | A- Excellent | |
| Ethylene Oxide | D- Severe Effect | Sodium Metasilicate | A- Excellent | |
| Fatty Acids | C- Fair | Sodium Nitrate | B- Good | |
| Ferric Chloride | A- Excellent | Sodium Perborate | B- Good | |
| Ferric Nitrate | A- Excellent | Sodium Peroxide | B- Good | |
| Ferric Sulfate | A- Excellent | Sodium Polyphosphate | C- Fair | |
| Ferrous Chloride | A- Excellent | Sodium Silicate | A- Excellent | |
| Ferrous Sulfate | B- Good | Sodium Sulfate | B- Good | |
| Fluoboric Acid | A- Excellent | Sodium Sulfide | B- Good | |
| Fluorine | C- Fair | Sodium Sulfite | B- Good | |
| Fluosilicic Acid | A- Excellent | Sodium Tetraborate | A- Excellent | |
| Formaldehyde 100% | C- Fair | Sodium Thiosulfate (hypo) | B- Good | |
| Formaldehyde 40% | B- Good | Sorghum | A- Excellent | |
| Formic Acid | C- Fair | Soy Sauce | N/A | |
| Freon 113 | D- Severe Effect | Stannic Chloride | A- Excellent | |
| Freon 12 | C- Fair | Stannic Fluoborate | N/A | |
| Freon 22 | D- Severe Effect | Stannous Chloride | A- Excellent | |
| Freon TF | D- Severe Effect | Starch | A- Excellent | |
| Freon® 11 | D- Severe Effect | Stearic Acid | N/A | |
| Fruit Juice | D- Severe Effect | Stoddard Solvent | D- Severe Effect | |
| Fuel Oils | D- Severe Effect | Styrene | D- Severe Effect | |
| Furan Resin | D- Severe Effect | Sugar (Liquids) | A- Excellent | |
| Furfural | D- Severe Effect | Sulfate (Liquors) | B- Good | |
| Gallic Acid | A- Excellent | Sulfur Chloride | D- Severe Effect | |
| Gasoline (high-aromatic) | D- Severe Effect | Sulfur Dioxide | N/A | |
| Gasoline, leaded, ref. | D- Severe Effect | Sulfur Dioxide (dry) | C- Fair | |
| Gasoline, unleaded | D- Severe Effect | Sulfur Hexafluoride | D- Severe Effect | |
| Gelatin | A- Excellent | Sulfur Trioxide | C- Fair | |
| Glucose | A- Excellent | Sulfur Trioxide (dry) | N/A | |
| Glue, P.V.A. | A- Excellent | Sulfuric Acid (<10%) | A1- Excellent | |
| Glycerin | A- Excellent | Sulfuric Acid (10-75%) | C- Fair | |
| Glycolic Acid | D- Severe Effect | Sulfuric Acid (75-100%) | D- Severe Effect | |
| Gold Monocyanide | N/A | Sulfuric Acid (cold concentrated) | D- Severe Effect | |
| Grape Juice | D- Severe Effect | Sulfuric Acid (hot concentrated) | D- Severe Effect | |
| Grease | D- Severe Effect | Sulfurous Acid | B- Good | |
| Heptane | D- Severe Effect | Sulfuryl Chloride | N/A | |
| Hexane | D- Severe Effect | Tallow | N/A | |
| Honey | A- Excellent | Tannic Acid | A- Excellent | |
| Hydraulic Oil (Petro) | D- Severe Effect | Tanning Liquors | C- Fair | |
| Hydraulic Oil (Synthetic) | D- Severe Effect | Tartaric Acid | A- Excellent | |
| Hydrazine | C- Fair | Tetrachloroethane | D- Severe Effect | |
| Hydrobromic Acid 100% | A- Excellent | Tetrachloroethylene | D- Severe Effect | |
| Hydrobromic Acid 20% | A- Excellent | Tetrahydrofuran | D- Severe Effect | |
| Hydrochloric Acid 100% | D- Severe Effect | Tin Salts | A- Excellent | |
| Hydrochloric Acid 20% | A- Excellent | Toluene (Toluol) | D- Severe Effect | |
| Hydrochloric Acid 37% | A- Excellent | Tomato Juice | N/A | |
| Hydrochloric Acid, Dry Gas | N/A | Trichloroacetic Acid | C- Fair | |
| Hydrocyanic Acid | B- Good | Trichloroethane | D- Severe Effect | |
| Hydrocyanic Acid (Gas 10%) | B- Good | Trichloroethylene | D- Severe Effect | |
| Hydrofluoric Acid 100% | D- Severe Effect | Trichloropropane | D- Severe Effect | |
| Hydrofluoric Acid 20% | B1- Good | Tricresylphosphate | B- Good | |
| Hydrofluoric Acid 50% | B1- Good | Triethylamine | B- Good | |
| Hydrofluoric Acid 75% | D- Severe Effect | Trisodium Phosphate | A- Excellent | |
| Hydrofluosilicic Acid 100% | A- Excellent | Turpentine | D- Severe Effect | |
| Hydrofluosilicic Acid 20% | A- Excellent | Urea | N/A | |
| Hydrogen Gas | B- Good | Uric Acid | N/A | |
| Hydrogen Peroxide 10% | B- Good | Urine | D- Severe Effect | |
| Hydrogen Peroxide 100% | C- Fair | Varnish | D- Severe Effect | |
| Hydrogen Peroxide 30% | C- Fair | Vegetable Juice | N/A | |
| Hydrogen Peroxide 50% | C- Fair | Vinegar | B- Good | |
| Hydrogen Sulfide (aqua) | C- Fair | Vinyl Acetate | D- Severe Effect | |
| Hydrogen Sulfide (dry) | C- Fair | Vinyl Chloride | C- Fair | |
| Hydroquinone | A- Excellent | Water, Acid, Mine | B- Good | |
| Hydroxyacetic Acid 70% | N/A | Water, Deionized | A- Excellent | |
| Ink | D- Severe Effect | Water, Distilled | A- Excellent | |
| Iodine | D- Severe Effect | Water, Fresh | A- Excellent | |
| Iodine (in alcohol) | N/A | Water, Salt | A- Excellent | |
| Iodoform | B- Good | Weed Killers | N/A | |
| Isooctane | A1- Excellent | Whey | N/A | |
| Isopropyl Acetate | D- Severe Effect | Whiskey & Wines | A- Excellent | |
| Isopropyl Ether | A- Excellent | White Liquor (Pulp Mill) | N/A | |
| Isotane | N/A | White Water (Paper Mill) | N/A | |
| Jet Fuel (JP3, JP4, JP5) | D- Severe Effect | Xylene | D- Severe Effect | |
| Kerosene | D- Severe Effect | Zinc Chloride | A- Excellent | |
| Ketones | A- Excellent | Zinc Hydrosulfite | N/A | |
| Lacquer Thinners | D- Severe Effect | Zinc Sulfate | B- Good | |
| Lacquers | D- Severe Effect | |||
| Lactic Acid | A- Excellent | |||
| Lard | D1- Severe Effect | |||
| Latex | N/A | |||
| Lead Acetate | A- Excellent | |||
| Lead Nitrate | A1- Excellent | |||
| Lead Sulfamate | B- Good | |||
| Ligroin | D- Severe Effect | |||
| Lime | N/A | |||
| Linoleic Acid | D- Severe Effect | |||
| Lithium Chloride | B1- Good | |||
| Lithium Hydroxide | N/A | |||
| Lubricants | D- Severe Effect | |||
| Lye: Ca(OH)2 Calcium Hydroxide | B2- Good | |||
| Lye: KOH Potassium Hydroxide | B- Good | |||
| Lye: NaOH Sodium Hydroxide | A1- Excellent | |||
| Magnesium Bisulfate | B2- Good | |||
| Magnesium Carbonate | N/A | |||
| Magnesium Chloride | A- Excellent | |||
| Magnesium Hydroxide | A- Excellent | |||
| Magnesium Nitrate | A- Excellent | |||
| Magnesium Oxide | N/A | |||
| Magnesium Sulfate (Epsom Salts) | B- Good | |||
| Maleic Acid | B- Good | |||
| Maleic Anhydride | D- Severe Effect | |||
| Malic Acid | B- Good | |||
| Manganese Sulfate | A2- Excellent | |||
| Mash | N/A | |||
| Mayonnaise | D- Severe Effect | |||
| Melamine | N/A | |||
| Mercuric Chloride (dilute) | A- Excellent | |||
| Mercuric Cyanide | N/A | |||
| Mercurous Nitrate | B1- Good | |||
| Mercury | A- Excellent | |||
| Methane | D- Severe Effect | |||
| Methanol (Methyl Alcohol) | A- Excellent | |||
| Methyl Acetate | D- Severe Effect | |||
| Methyl Acetone | A- Excellent | |||
| Methyl Acrylate | D- Severe Effect | |||
| Methyl Alcohol 10% | A- Excellent | |||
| Methyl Bromide | D- Severe Effect | |||
| Methyl Butyl Ketone | D- Severe Effect | |||
| Methyl Cellosolve | D- Severe Effect | |||
| Methyl Chloride | D- Severe Effect | |||
| Methyl Dichloride | N/A | |||
| Methyl Ethyl Ketone | D- Severe Effect | |||
| Methyl Ethyl Ketone Peroxide | D- Severe Effect | |||
| Methyl Isobutyl Ketone | D- Severe Effect | |||
| Methyl Isopropyl Ketone | D- Severe Effect | |||
| Methyl Methacrylate | D- Severe Effect | |||
| Methylamine | B- Good | |||
| Methylene Chloride | B- Good | |||
| Milk | A- Excellent | |||
| Mineral Spirits | D- Severe Effect | |||
| Molasses | A- Excellent | |||
| Monochloroacetic acid | N/A | |||
| Monoethanolamine | B- Good | |||
| Morpholine | A1- Excellent | |||
| Motor oil | N/A | |||
| Mustard | B- Good |