NR (Not Recommended), R (Recommended), ? (Not Tested)
Side by Side Material Comparison Chemical Resistance Chart (Note: Large File)
| CHEMICAL REAGENT | PVC | PVC | CPVC | ||||
| TYPE I | CLEAR | TYPE IV, GRADE I | |||||
| 73°F | 140°F | 73°F | 140°F | 73°F | 140°F | 180°F | |
| Acetaldehyde | NR | NR | NR | NR | NR | NR | NR | 
| Acetamide | NR | NR | NR | NR | NR | NR | NR | 
| Acetic Acid, 10% | R | R | R | R | R | R | R | 
| Acetic Acid, 20% | R | R | R | NR | NR | NR | NR | 
| Acetic Acid, Glacial | R | NR | NR | NR | NR | NR | NR | 
| Acetic Acid, pure | NR | NR | NR | NR | NR | NR | NR | 
| Acetic Anhydride | NR | NR | NR | NR | NR | NR | NR | 
| Acetone, < 5% | ? | ? | NR | NR | R | R | R | 
| Acetone, > 5% | NR | NR | NR | NR | NR | NR | NR | 
| Acetyl Nitrile | NR | NR | NR | NR | NR | NR | NR | 
| Acetylene | R | R | R | R | ? | ? | ? | 
| Acrylic Acid | NR | NR | NR | NR | NR | NR | NR | 
| Adipic Acid; sat. in water | R | R | R | R | R | R | R | 
| Allyl Alcohol, 96% | R | NR | NR | NR | ? | ? | ? | 
| Allyl Chloride | NR | NR | NR | NR | NR | NR | NR | 
| Alum, all varieties | R | R | R | R | R | R | R | 
| Aluminum Acetate | R | R | R | R | R | R | R | 
| Aluminum Alum | R | R | R | R | R | R | R | 
| Aluminum Chloride | R | R | R | R | R | R | R | 
| Aluminum Fluoride | R | R | R | R | R | R | R | 
| Aluminum Hydroxide | R | R | R | R | R | R | R | 
| Aluminum Nitrate | R | R | R | R | R | R | R | 
| Aluminum Oxylchloride | R | R | R | R | ? | ? | ? | 
| Aluminum Sulfate | R | R | R | R | R | R | R | 
| Amines | NR | NR | NR | NR | NR | NR | NR | 
| Ammonia (gas;dry) | R | R | R | R | NR | NR | NR | 
| Ammonia (liquid) | NR | NR | NR | NR | NR | NR | NR | 
| Ammonium Acetate | R | R | R | R | R | R | R | 
| Ammonium Alum | R | R | R | R | R | R | R | 
| Ammonium Bisulfate | R | R | ? | ? | R | R | R | 
| Ammonium Carbonate | R | R | R | R | R | R | R | 
| Ammonium Chloride | R | R | R | R | R | R | R | 
| Ammonium Dichromate | R | ? | ? | ? | R | R | R | 
| Ammonium Fluoride, >25% | ? | NR | NR | NR | R | R | R | 
| Ammonium Fluoride, £25% | R | NR | NR | NR | R | R | R | 
| Ammonium Hydroxide | R | R | R | R | NR | NR | NR | 
| Ammonium Metaphosphate | R | R | R | R | R | R | R | 
| Ammonium Nitrate | R | R | R | R | R | R | R | 
| Ammonium Persulfate | R | R | R | R | R | ? | ? | 
| Ammonium Phosphate | R | R | R | R | R | R | ? | 
| Ammonium Sulfate | R | R | R | R | R | R | R | 
| Ammonium Sulfide | R | R | R | R | R | R | R | 
| Ammonium Tartrate | R | R | R | R | R | R | R | 
| Ammonium Thiocyanate | R | R | R | R | R | R | R | 
| Amyl Acetate | NR | NR | NR | NR | NR | NR | NR | 
| Amyl Alcohol | R | NR | NR | NR | ? | ? | NR | 
| Amyl Chloride | NR | NR | NR | NR | NR | NR | NR | 
| Aniline | NR | NR | NR | NR | NR | NR | NR | 
| Aniline Chlorohydrate | NR | NR | NR | NR | NR | NR | NR | 
| Aniline Hydrochloride | NR | NR | NR | NR | NR | NR | NR | 
| Anthraquinone | ? | ? | ? | ? | ? | ? | ? | 
| Anthraquinone Sulfonic Acid | R | R | R | R | ? | ? | ? | 
| Antimony Trichloride | R | R | R | R | R | R | R | 
| Aqua Regia | NR | NR | NR | NR | R | NR | NR | 
| Aromatic Hydrocarbons | NR | NR | NR | NR | NR | NR | NR | 
| Arsenic Acid, 80% | R | R | R | R | R | R | R | 
| Arsenic Trioxide (powder) | R | ? | ? | ? | R | NR | NR | 
| Arylsulfonic Acid | R | R | R | NR | ? | ? | ? | 
| Barium Carbonate | R | R | R | R | R | R | R | 
| Barium Chloride | R | R | R | R | R | R | R | 
| Barium Hydroxide, 10% | R | R | R | R | R | R | R | 
| Barium Nitrate | R | ? | ? | ? | R | R | R | 
| Barium Sulfate | R | R | R | R | R | R | R | 
| Barium Sulfide | R | R | R | R | R | R | R | 
| Beer | R | R | R | R | R | R | R | 
| Beet Sugar Liquors | R | R | R | R | R | R | R | 
| Benzaldehyde;>10% | NR | NR | NR | NR | NR | NR | NR | 
| Benzaldehyde;10% | R | NR | NR | NR | NR | NR | NR | 
| Benzalkonium Chloride | R | ? | ? | ? | NR | NR | NR | 
| Benzene | NR | NR | NR | NR | NR | NR | NR | 
| Benzoic Acid | R | R | R | R | R | ? | ? | 
| Benzyl Alcohol | NR | NR | NR | NR | NR | NR | NR | 
| Benzyl Chloride | NR | NR | NR | NR | NR | NR | NR | 
| Bismuth Carbonate | R | R | R | R | R | R | R | 
| Black Liquor | R | R | R | R | R | R | R | 
| Bleach (15% CL) | R | R | R | R | R | R | R | 
| Borax | R | R | R | R | R | R | R | 
| Boric Acid | R | R | R | R | R | R | R | 
| Brine (acid) | R | ? | ? | ? | R | R | R | 
| Bromic Acid | R | R | R | R | R | R | R | 
| Bromine Liquid | NR | NR | NR | NR | NR | NR | NR | 
| Bromine Vapor, 25% | R | R | R | R | NR | NR | NR | 
| Bromine Water | R | R | NR | NR | ? | ? | ? | 
| Bromobenzene | NR | NR | NR | NR | NR | NR | NR | 
| Bromotoluene | NR | NR | NR | NR | NR | NR | NR | 
| Butadiene | R | R | NR | NR | ? | ? | ? | 
| Butane | R | R | NR | NR | ? | ? | ? | 
| Butanol, primary | R | R | NR | NR | ? | ? | ? | 
| Butanol, secondary | R | NR | NR | NR | ? | ? | ? | 
| Butyl Acetate | R | NR | NR | NR | NR | NR | NR | 
| Butyl Carbitol | ? | ? | ? | ? | NR | NR | NR | 
| Butyl Mercaptan | NR | NR | NR | NR | NR | NR | NR | 
| Butyl Phenol | R | NR | R | NR | NR | NR | NR | 
| Butyl Stearate | R | ? | ? | ? | NR | NR | NR | 
| ButylCellosolve | R | ? | ? | ? | NR | NR | NR | 
| Butyne Diol | R | ? | ? | ? | ? | ? | ? | 
| Butyric Acid ,<1% | R | NR | NR | NR | R | R | R | 
| Butyric Acid, >1% | R | NR | NR | NR | NR | NR | NR | 
| Cadmium Acetate | R | R | ? | ? | R | R | R | 
| Cadmium Chloride | R | R | ? | ? | R | R | R | 
| Cadmium Cyanide | R | R | R | R | R | R | R | 
| Cadmium Sulfate | ? | ? | ? | ? | R | R | R | 
| Caffeine Citrate | R | ? | ? | ? | R | R | R | 
| Calcium Acetate | R | R | R | R | R | R | R | 
| Calcium Bisulfide | R | R | R | R | R | R | R | 
| Calcium Bisulfite | R | R | R | R | R | R | R | 
| Calcium Bisulfite Bleach Liquor | R | ? | ? | ? | R | R | R | 
| Calcium Carbonate | R | R | R | R | R | R | R | 
| Calcium Chlorate | R | R | ? | ? | R | R | R | 
| Calcium Chloride | R | R | R | R | R | R | R | 
| Calcium Hydroxide | R | R | R | R | R | R | R | 
| Calcium Hypochlorite | R | R | R | R | R | R | R | 
| Calcium Nitrate | R | R | R | R | R | R | R | 
| Calcium Oxide | R | R | ? | ? | R | R | R | 
| Calcium Sulfate | R | R | R | R | R | R | R | 
| Camphor (crystals) | R | ? | ? | ? | NR | NR | NR | 
| Cane Sugar Liquors | R | R | R | R | R | R | R | 
| Caprolactam | ? | ? | ? | ? | NR | NR | NR | 
| Caprolactone | ? | ? | ? | ? | NR | NR | NR | 
| Carbitol | R | ? | ? | ? | NR | NR | NR | 
| Carbon Dioxide | R | R | R | R | R | R | R | 
| Carbon Dioxide (aqueous solution) | R | R | ? | ? | R | R | R | 
| Carbon Disulfide | NR | NR | NR | NR | NR | NR | NR | 
| Carbon Monoxide | R | R | R | R | R | R | R | 
| Carbon Tetrachloride | R | NR | NR | NR | NR | NR | NR | 
| Carbonic Acid | R | R | R | R | R | R | R | 
| Carene 500 | R | ? | NR | NR | ? | ? | ? | 
| Castor oil | R | R | R | R | ? | ? | ? | 
| Caustic Potash | R | R | R | R | R | R | R | 
| Caustic Soda | R | R | R | R | R | R | R | 
| Cellosolve | R | NR | R | NR | NR | NR | NR | 
| Cellosolve Acetate | R | ? | R | ? | NR | NR | NR | 
| Chloral Hydrate | R | R | R | R | NR | NR | NR | 
| Chloramine | R | ? | ? | ? | R | R | R | 
| Chloric Acid, up to 20% | R | R | R | R | R | R | R | 
| Chloride Water | R | R | R | R | R | R | R | 
| Chlorinated Solvents | NR | NR | NR | NR | NR | NR | NR | 
| Chlorinated Water (Hypochlorite) | R | R | R | R | R | R | R | 
| Chlorine (dry liquid) | NR | NR | NR | NR | NR | NR | NR | 
| Chlorine (liquid under pressure) | NR | NR | NR | NR | NR | NR | NR | 
| Chlorine Dioxide, aqueous (sat'd 0.1%) | ? | ? | ? | ? | R | ? | ? | 
| Chlorine Gas (dry) | NR | NR | NR | NR | NR | NR | NR | 
| Chlorine Gas (wet) | NR | NR | NR | NR | NR | NR | NR | 
| Chlorine Water (sat'd 0.3%) | R | R | R | R | R | R | R | 
| Chlorine(trace in air) | R | ? | R | ? | R | R | R | 
| Chloroacetic Acid | R | R | R | NR | NR | NR | NR | 
| Chloroacetyl Chloride | R | ? | R | ? | NR | NR | NR | 
| Chlorobenzene | NR | NR | NR | NR | NR | NR | NR | 
| Chloroform | NR | NR | NR | NR | NR | NR | NR | 
| Chloropicrin | NR | NR | NR | NR | NR | NR | NR | 
| Chlorosulfonic Acid | R | NR | R | NR | NR | NR | NR | 
| Chlorox Bleach Solution | R | ? | ? | ? | ? | ? | ? | 
| Chrome Alum | R | R | R | R | R | R | R | 
| Chromic Acid, 10% | R | R | R | R | R | R | R | 
| Chromic Acid, 40% | ? | ? | ? | ? | R | R | R | 
| Chromic Acid, 50% | NR | NR | NR | NR | ? | ? | ? | 
| Chromic Acid/Sulfuric Acid/water-50%/15%/35% | R | NR | ? | ? | ? | ? | ? | 
| Chromic/Nitric Acid (15%/35%) | R | R | ? | ? | R | ? | NR | 
| ChromiumNitrate | R | ? | ? | ? | R | R | R | 
| Citric Acid | R | R | R | R | R | R | R | 
| Citrus Oils | ? | ? | ? | ? | NR | NR | NR | 
| Coconut Oil Alcohol | R | R | ? | ? | ? | ? | ? | 
| Copper Acetate | R | R | R | R | R | R | R | 
| Copper Carbonate | R | R | R | R | R | R | R | 
| Copper Chloride | R | R | R | R | R | R | R | 
| Copper Cyanide | R | R | R | R | R | R | R | 
| Copper Fluoride | R | R | R | R | R | R | R | 
| Copper Nitrate | R | R | R | R | R | R | R | 
| Copper Sulfate | R | R | R | R | R | R | R | 
| Corn Oil | R | ? | R | ? | ? | ? | ? | 
| Corn Syrup | R | R | R | R | R | R | R | 
| Cottonseed Oil | R | R | R | R | ? | ? | ? | 
| Creosote | NR | NR | NR | NR | NR | NR | NR | 
| Cresylic Acid,50% | R | R | R | NR | NR | NR | NR | 
| Crotonaldehyde | NR | NR | NR | NR | NR | NR | NR | 
| Crude Oil | R | R | R | NR | NR | NR | NR | 
| Cumene | ? | ? | ? | ? | NR | NR | NR | 
| Cupric Fluoride | R | R | R | R | R | R | R | 
| Cupric Sulfate | R | R | R | R | R | R | R | 
| Cuprous Chloride | R | R | R | R | R | R | R | 
| Cyclanones | R | R | ? | ? | ? | ? | ? | 
| Cyclohexane | NR | NR | NR | NR | NR | NR | NR | 
| Cyclohexanol | NR | NR | NR | NR | NR | NR | NR | 
| Cyclohexanone | NR | NR | NR | NR | NR | NR | NR | 
| D.D.T. (Xylene Base) | NR | NR | NR | NR | NR | NR | NR | 
| Desocyephedrine Hydrochloride | R | ? | R | ? | ? | ? | ? | 
| Detergents | R | R | R | R | ? | ? | ? | 
| Dextrin | R | R | R | R | R | R | R | 
| Dextrose | R | R | R | R | R | R | R | 
| Diacetone Alcohol | R | ? | ? | ? | ? | ? | ? | 
| Diazo Salts | R | R | R | R | ? | ? | ? | 
| Dibutoxy Ethyl Phthalate | NR | NR | NR | NR | NR | NR | NR | 
| Dibutyl Phthalate | NR | NR | NR | NR | NR | NR | NR | 
| Dibutyl Sebacate | R | NR | ? | ? | NR | NR | NR | 
| Dichlorobenzene | NR | NR | NR | NR | NR | NR | NR | 
| Dichloroethylene | NR | NR | NR | NR | NR | NR | NR | 
| Diesel Fuels | R | R | R | R | NR | NR | NR | 
| Diethyl Ether | R | ? | R | ? | NR | NR | NR | 
| Diethylamine | NR | NR | NR | NR | NR | NR | NR | 
| Diglycolic Acid | R | R | R | R | NR | NR | NR | 
| Dill Oil | ? | ? | ? | ? | NR | NR | NR | 
| Dimethyl Hydrazine | NR | NR | NR | NR | NR | NR | NR | 
| Dimethylamine | R | R | NR | NR | NR | NR | NR | 
| Dimethylformamide | NR | NR | NR | NR | NR | NR | NR | 
| Dioctylphthalate | NR | NR | NR | NR | NR | NR | NR | 
| Dioxane (1, 4) | NR | NR | NR | NR | NR | NR | NR | 
| Disodium Phosphate | R | R | R | R | R | R | R | 
| Distilled Water | R | R | R | R | R | R | R | 
| EDTA, Tetrasodium | ? | ? | ? | ? | R | R | R | 
| Ehtyl Ester (ethyl acrylate) | NR | NR | NR | NR | NR | NR | NR | 
| Epsom Salt | R | ? | R | ? | R | R | R | 
| Esters | NR | NR | NR | NR | NR | NR | NR | 
| Ethanol, > 5% | R | R | R | NR | ? | ? | ? | 
| Ethanol, up to 5% | R | R | R | NR | R | R | R | 
| Ethers | NR | NR | NR | NR | NR | NR | NR | 
| Ethyl Acetate | NR | NR | NR | NR | NR | NR | NR | 
| Ethyl Acrylate | NR | NR | NR | NR | NR | NR | NR | 
| Ethyl Alcohol | R | R | R | NR | ? | ? | ? | 
| Ethyl Chloride | NR | NR | NR | NR | NR | NR | NR | 
| Ethyl Chloroacetate | NR | NR | NR | NR | NR | NR | NR | 
| Ethyl Ether | NR | NR | NR | NR | NR | NR | NR | 
| Ethylene Bromide | NR | NR | NR | NR | NR | NR | NR | 
| Ethylene Chlorohydrin | NR | NR | NR | NR | NR | NR | NR | 
| Ethylene Diamine | NR | NR | NR | NR | NR | NR | NR | 
| Ethylene Dichloride | NR | NR | NR | NR | NR | NR | NR | 
| Ethylene Glycol | R | R | R | R | ? | ? | ? | 
| Ethylene Oxide | NR | NR | NR | NR | NR | NR | NR | 
| Fatty Acids | R | R | R | R | ? | ? | ? | 
| Ferric Acetate | R | NR | ? | ? | R | R | R | 
| Ferric Chloride | R | R | R | R | R | R | R | 
| Ferric Hydroxide | R | R | R | R | R | R | R | 
| Ferric Nitrate | R | R | R | R | R | R | R | 
| Ferric Sulfate | R | R | R | R | R | R | R | 
| Ferrous Chloride | R | R | R | R | R | R | R | 
| Ferrous Hydroxide | R | ? | R | ? | R | R | R | 
| Ferrous Nitrate | R | ? | R | ? | R | R | R | 
| Ferrous Sulfate | R | R | R | R | R | R | R | 
| Fish Solubles | R | R | R | R | ? | ? | ? | 
| Fluorine Gas | R | NR | NR | NR | NR | NR | NR | 
| Fluorine Gas (wet) | R | NR | R | NR | NR | NR | NR | 
| Fluoroboric Acid | R | R | R | R | ? | ? | ? | 
| Fluorosilisic Acid, 25% | R | R | R | R | R | ? | ? | 
| Formaldehyde | R | R | NR | NR | NR | NR | NR | 
| Formic Acid, <25% | R | NR | R | NR | R | R | R | 
| Formic Acid, >25% | ? | ? | ? | ? | ? | ? | NR | 
| Freon 11 | R | R | NR | NR | NR | NR | NR | 
| Freon 113 | R | ? | R | ? | NR | NR | NR | 
| Freon 114 | R | ? | R | ? | NR | NR | NR | 
| Freon 12 | R | R | R | R | NR | NR | NR | 
| Freon 21 | NR | NR | NR | NR | NR | NR | NR | 
| Freon 22 | NR | NR | NR | NR | NR | NR | NR | 
| Fructcose | R | R | R | R | R | R | R | 
| Fruit juices & pulp | R | R | R | R | R | R | R | 
| Furfural | NR | NR | NR | NR | NR | NR | NR | 
| Gallic Acid | R | R | R | R | ? | ? | ? | 
| Gas (Coke Oven) | NR | NR | NR | NR | ? | ? | ? | 
| Gasoline | NR | NR | NR | NR | NR | NR | NR | 
| Gasoline, HighOctane | NR | NR | NR | NR | NR | NR | NR | 
| Gasoline, Jet Fuel | NR | NR | NR | NR | NR | NR | NR | 
| Glucose | R | R | R | R | R | R | R | 
| Glycerine | R | R | R | R | R | R | R | 
| Glycol | R | R | R | R | ? | ? | ? | 
| Glycol Ethers | ? | ? | ? | ? | NR | NR | NR | 
| Glycolic Acid | R | R | R | R | ? | ? | ? | 
| Grape Sugar | R | R | R | R | R | R | R | 
| Green Liquor | R | R | ? | ? | R | R | R | 
| Halocarbon Oils | ? | ? | ? | ? | ? | ? | ? | 
| Heptane | R | R | R | NR | R | ? | ? | 
| Hercolyn | R | ? | ? | ? | ? | ? | ? | 
| Hexane | R | NR | NR | NR | ? | ? | ? | 
| Hexanol, Tertiary | R | R | R | NR | ? | ? | ? | 
| Hydrazine | NR NR | NR | NR | NR | NR | NR | |
| Hydrobromic Acid, 20% | R | R | R | R | ? | ? | ? | 
| Hydrochloric Acid, 10% | R | R | R | R | R | R | R | 
| Hydrochloric Acid, 30% | R | R | R | R | R | R | R | 
| Hydrochloric Acid, 36% | R | R | R | R | R | R | ? | 
| Hydrochloric Acid, Concentrated | R | R | R | NR | ? | ? | ? | 
| Hydrochloric Acid, pickling | R | R | R | R | R | R | R | 
| Hydrocyanic Acid | R | R | R | R | ? | ? | ? | 
| Hydrofluoric Acid, <3% | R | R | R | R | R | ? | ? | 
| Hydrofluoric Acid, 48% | R | NR | R | NR | NR | NR | NR | 
| Hydrofluoric Acid, 50% | R | NR | NR | NR | NR | NR | NR | 
| Hydrofluoric Acid, 70% | NR | NR | NR | NR | NR | NR | NR | 
| HydrofluorsilicicAcid, 30% | R | R | R | R | R | ? | ? | 
| Hydrogen | R | R | R | R | ? | ? | ? | 
| Hydrogen Peroxide, 30% | R | R | R | R | R | ? | ? | 
| Hydrogen Peroxide, 90% | R | R | R | R | ? | ? | ? | 
| Hydrogen Phosphide | R | R | NR | NR | ? | ? | ? | 
| Hydrogen Sulfide | R | R | R | R | R | R | R | 
| Hydroquinone | R | R | R | R | R | R | R | 
| Hydroxylamine Sulfate | R | R | R | R | ? | ? | ? | 
| Hypochlorite (Potassium & Sodium) | R | ? | R | ? | R | R | R | 
| Hypochlorous Acid | R | R | R | R | R | R | R | 
| Iodine | NR | NR | NR | NR | R | R | R | 
| Iodine Solution, 10% | NR | NR | NR | NR | ? | ? | ? | 
| Isopropanol | ? | ? | ? | ? | ? | ? | ? | 
| Kerosene | R | R | R | R | ? | ? | ? | 
| Ketones | NR | NR | NR | NR | NR | NR | NR | 
| Kraft Liquors | R | R | R | R | R | R | R | 
| Lactic Acid, 25% | R | R | R | R | R | R | R | 
| Lactic Acid, 80% | R | ? | ? | ? | R | ? | ? | 
| Lard Oil | R | R | R | R | ? | ? | ? | 
| Lauric Acid | R | R | R | R | ? | ? | ? | 
| Lauryl Chloride | R | ? | R | NR | NR | NR | NR | 
| Lead Acetate | R | R | R | R | R | R | R | 
| Lead Chloride | R | R | R | R | R | R | R | 
| Lead Nitrate | R | R | R | R | R | R | R | 
| Lead Sulfate | R | R | R | R | R | R | R | 
| Lemon Oil | ? | ? | ? | ? | NR | NR | NR | 
| Limonene | ? | ? | ? | ? | NR | NR | NR | 
| Linoleic Acid | R | R | R | R | ? | ? | ? | 
| Linoleic Oil | R | R | R | NR | ? | ? | ? | 
| Linseed Oil | R | R | R | R | ? | ? | ? | 
| Liquors | R | R | ? | ? | ? | ? | ? | 
| Lithium Bromide | R | R | R | R | R | R | R | 
| Lithium Sulfate | R | R | R | R | R | R | R | 
| Lubricating Oils, ASTM#1 | R | R | R | R | ? | ? | ? | 
| Lubricating Oils, ASTM#2 | R | R | R | R | ? | ? | ? | 
| Lubricating Oils, ASTM#3 | R | R | R | NR | ? | ? | ? | 
| Lux Liquid | R | NR | R | NR | ? | ? | ? | 
| Machine Oil | R | R | R | R | ? | ? | ? | 
| Magnesium Carbonate | R | R | R | R | R | R | R | 
| Magnesium Chloride | R | R | R | R | R | R | R | 
| Magnesium Citrate | R | R | ? | ? | R | R | R | 
| Magnesium Fluoride | R | R | R | R | R | R | R | 
| Magnesium Hydroxide | R | R | R | R | R | R | R | 
| Magnesium Nitrate | R | R | R | R | R | R | R | 
| Magnesium Oxide | R | R | R | R | R | R | R | 
| Magnesium Salts | R | R | R | R | R | R | R | 
| Magnesium Sulfate | R | R | R | R | R | R | R | 
| Maleic Acid, 50% | R | R | R | R | R | R | R | 
| Manganese Chloride | R | R | R | R | R | R | R | 
| Manganese Sulfate | R | R | R | R | R | R | R | 
| Mercural Ointment, Blue 5% | R | ? | R | ? | ? | ? | ? | 
| Mercuric Chloride | R | R | R | R | R | R | R | 
| Mercuric Cyanide | R | R | R | R | R | R | R | 
| Mercuric Sulfate | R | R | R | R | R | R | R | 
| Mercurous Nitrate | R | R | R | R | R | R | R | 
| Mercury | R | R | R | R | R | R | R | 
| Mercury Ointment, Ammoniated | R | ? | R | ? | ? | ? | ? | 
| Methanol, <10% | R | R | R | R | R | R | R | 
| Methanol, >10% | R | R | R | R | NR | NR | NR | 
| Methoxyethyl Oleate | R | ? | R | ? | NR | NR | NR | 
| Methyl Cellosolve | NR | NR | NR | NR | NR | NR | NR | 
| Methyl Chloride | NR | NR | NR | NR | NR | NR | NR | 
| Methyl Ethyl Ketone | NR | NR | NR | NR | NR | NR | NR | 
| Methyl Formate | ? | ? | ? | ? | NR | NR | NR | 
| Methyl Iso-Butyl Ketone | NR | NR | NR | NR | NR | NR | |
| Methyl Methacrylate | R | ? | R | ? | NR | NR | NR | 
| Methyl Salicylate | R | ? | R | ? | NR | NR | NR | 
| Methyl Sulfate | R | NR | R | NR | ? | ? | ? | 
| Methyl Sulfuric Acid | R | R | R | R | ? | ? | ? | 
| Methylamine | NR | NR | NR | NR | NR | NR | NR | 
| Methylene Bromide | NR | NR | NR | NR | NR | NR | NR | 
| Methylene Chloride | NR | NR | NR | NR | NR | NR | NR | 
| Methylene Chlorobromide | NR | NR | NR | NR | NR | NR | NR | 
| Methylene Iodine | NR | NR | NR | NR | NR | NR | NR | 
| Milk | R | R | R | R | R | R | ? | 
| Mineral Oil | R | R | R | ? | R | ? | ? | 
| Molasses | R | R | R | R | R | R | R | 
| Monoethanolamine | NR | NR | NR | NR | NR | NR | NR | 
| Motor Oil | R | R | R | R | R | ? | ? | 
| Muriatic Acid | R | R | R | R | R | R | ? | 
| Naphtha | R | R | R | NR | ? | ? | ? | 
| Naphthalene | NR | NR | NR | NR | NR | NR | NR | 
| Natural Gas | R | R | R | R | ? | ? | ? | 
| Nickel Acetate | R | ? | R | ? | R | R | R | 
| Nickel Chloride | R | R | R | R | R | R | R | 
| Nickel Nitrate | R | R | R | R | R | R | R | 
| Nickel Sulfate | R | R | R | R | R | R | R | 
| Nicotine | R | R | R | R | R | R | R | 
| Nicotine Acid | R | R | R | R | R | R | R | 
| Nitric Acid, 10% | R | R | R | NR | R | R | R | 
| Nitric Acid, 25% | R | R | R | NR | R | R | R | 
| Nitric Acid, 25-35% | R | R | R | NR | R | ? | ? | 
| Nitric Acid, 60% | R | R | R | NR | R | ? | NR | 
| Nitric Acid, 68% | R | NR | NR | NR | R | ? | NR | 
| Nitric Acid, Anhydrous | NR | NR | NR | NR | NR | NR | NR | 
| Nitrobenzene | NR | NR | NR | NR | NR | NR | NR | 
| Nitroglycerine | NR | NR | NR | NR | NR | NR | NR | 
| Nitroglycol | NR | NR | NR | NR | ? | ? | ? | 
| Nitrous Oxide | R | NR | R | NR | R | R | R | 
| Ocenol | R | R | ? | ? | ? | ? | ? | 
| Octanol (1) | R | R | R | R | ? | NR | NR | 
| Oil, Sour Crude | R | R | R | R | NR | NR | NR | 
| Oils & Fats | R | R | R | R | ? | ? | ? | 
| Oils, Edible | R | R | R | R | ? | ? | ? | 
| Oleic Acid | R | R | R | R | ? | ? | ? | 
| Oleum | NR | NR | NR | NR | NR | NR | NR | 
| Olive Oil | R | R | R | R | ? | ? | ? | 
| Oxalic Acid, sat'd | R | R | R | R | R | ? | ? | 
| Oxygen | R | R | R | R | R | R | R | 
| Ozone | R | R | R | R | R | R | R | 
| Ozonized water | R | R | R | R | R | ? | ? | 
| Palm Oil | R | R | R | R | ? | ? | ? | 
| Palmitic Acid, 10% | R | R | R | R | ? | ? | ? | 
| Palmitic Acid, 70% | R | NR | ? | NR | ? | ? | ? | 
| Paraffin | R | R | ? | ? | R | R | ? | 
| Peanut Oil | R | R | R | R | ? | ? | ? | 
| Peracetic Acid, 40% | R | NR | ? | NR | NR | NR | NR | 
| Perchloric Acid, 10% | R | R | R | R | R | ? | ? | 
| Perchloric Acid, 15% | R | NR | NR | NR | ? | ? | ? | 
| Perchloric Acid, 70% | R | NR | NR | NR | ? | ? | ? | 
| Perphosphate | R | ? | R | ? | ? | ? | ? | 
| Petroleum Liquifier | R | R | R | R | ? | ? | ? | 
| Petroleum Oils (Sour) | R | NR | R | NR | ? | ? | ? | 
| Phenol | NR | NR | NR | NR | R | R | R | 
| Phenylhydrazine | NR | NR | NR | NR | NR | NR | NR | 
| Phenylhydrazine Hydrochloride | NR | NR | NR | NR | NR | NR | NR | 
| Phosgene, Gas | R | ? | R | ? | NR | NR | NR | 
| Phosgene, Liquid | NR | NR | NR | NR | NR | NR | NR | 
| Phosphoric Acid, up to 85% | R | R | R | R | R | R | R | 
| Phosphorous Pentoxide | R | NR | R | NR | R | R | R | 
| Phosphorous Trichloride | NR | NR | NR | NR | NR | NR | NR | 
| Phosphorous, (Yellow) | R | NR | R | NR | R | R | R | 
| Photographic Solutions: Dektal Developer | R | R | R | R | ? | ? | ? | 
| Photographic Solutions: DK #3 | R | R | R | R | ? | ? | ? | 
| Photographic Solutions: Kodak Fixer | R | R | R | R | ? | ? | ? | 
| Photographic Solutions: Kodak Short Stop | R | R | R | R | ? | ? | ? | 
| Picric Acid | NR | NR | NR | NR | NR | NR | NR | 
| Plating Solutions: Brass | R | R | R | R | R | R | R | 
| Plating Solutions: Cadmium | R | R | R | R | R | R | R | 
| Plating Solutions: Copper | R | R | R | R | R | R | R | 
| Plating Solutions: Gold | R | R | R | R | R | R | R | 
| Plating Solutions: Indium | R | R | R | R | R | R | R | 
| Plating Solutions: Lead | R | R | R | R | R | R | R | 
| Plating Solutions: Nickel | R | R | R | R | R | R | R | 
| Plating Solutions: Rhodium | R | R | R | R | R | R | R | 
| Plating Solutions: Silver | R | R | R | R | R | R | R | 
| Plating Solutions: Tin | R | R | R | R | R | R | R | 
| Plating Solutions: Zinc | R | R | R | R | R | R | R | 
| Polyethylene Glycol | ? | ? | ? | ? | NR | NR | NR | 
| Potash (Sat.Aq.) | R | R | ? | ? | R | R | R | 
| Potassium Acetate | R | R | R | R | R | R | R | 
| Potassium Alum | R | R | R | R | R | R | R | 
| Potassium Amyl Xanthate | R | NR | NR | NR | ? | ? | ? | 
| Potassium Bicarbonate | R | R | R | R | R | R | R | 
| Potassium Bichromate | R | R | R | R | R | R | R | 
| Potassium Bisulfate | R | R | R | R | R | R | R | 
| Potassium Borate | R | R | R | R | R | R | R | 
| Potassium Bromate | R | R | R | R | R | R | R | 
| Potassium Bromide | R | R | R | R | R | R | R | 
| Potassium Carbonate | R | R | R | R | R | R | R | 
| Potassium Chlorate | R | R | R | R | R | R | R | 
| Potassium Chloride | R | R | R | R | R | R | R | 
| Potassium Chromate | R | R | R | ? | R | R | R | 
| Potassium Cyanate | R | R | R | R | R | R | R | 
| Potassium Cyanide | R | R | R | R | R | R | R | 
| Potassium Dichromate | R | R | R | R | R | R | R | 
| Potassium Ethyl Xanthate | R | NR | NR | NR | ? | ? | ? | 
| Potassium Ferricyanide | R | R | R | R | R | R | R | 
| Potassium Ferrocyanide | R | R | R | R | R | R | R | 
| Potassium Fluoride | R | R | R | R | R | R | R | 
| Potassium Hydroxide | R | R | R | R | R | R | R | 
| Potassium Hypochlorite | R | R | R | R | R | R | R | 
| Potassium Iodide | R | R | R | R | R | R | R | 
| Potassium Nitrate | R | R | R | R | R | R | R | 
| Potassium Perborate | R | R | R | R | R | R | R | 
| Potassium Perchlorate | R | R | R | R | R | R | R | 
| Potassium Permanganate, 10% | R | R | R | R | R | R | R | 
| Potassium Permanganate, 25% | R | NR | R | NR | R | R | ? | 
| Potassium Persulfate | R | R | R | R | R | ? | ? | 
| Potassium Phosphate | R | R | R | R | R | R | R | 
| Potassium Sulfate | R | R | R | R | R | R | R | 
| Potassium Sulfide | R | R | R | R | R | R | R | 
| Potassium Sulfite | R | R | R | R | R | R | R | 
| Potassium Tripolyphosphate | R | R | R | R | R | R | R | 
| Propane | R | R | R | R | ? | ? | ? | 
| Propane Gas | R | R | R | R | ? | ? | ? | 
| Propanol, >0.5% | R | R | R | NR | ? | ? | ? | 
| Propanol,£ 0.5% | R | R | R | ? | R | R | R | 
| Propargyl Alcohol | R | R | R | NR | ? | ? | ? | 
| Propionic Acid, £2% | ? | ? | ? | ? | R | R | R | 
| Propionic Acid,>2% | ? | ? | ? | ? | NR | NR | NR | 
| Propylene Dichloride | NR | NR | NR | NR | NR | NR | NR | 
| Propylene Glycol, >25% | ? | ? | ? | ? | NR | NR | NR | 
| Propylene Glycol, £25% | ? | ? | ? | ? | ? | ? | ? | 
| Propylene Oxide | NR | NR | NR | NR | NR | NR | NR | 
| Pyridine | NR | NR | NR | NR | NR | NR | NR | 
| Pyrogallic Acid | R | NR | R | NR | ? | ? | ? | 
| Rayon Coagulating Bath | R | R | R | R | ? | ? | ? | 
| Refinery Crudes | R | R | ? | ? | ? | ? | ? | 
| Rochelle Salts | R | R | ? | ? | R | R | R | 
| Salicylic Acid | R | R | R | R | R | R | R | 
| Santicizer | NR | NR | NR | NR | ? | ? | ? | 
| Sea Water | R | R | R | R | R | R | R | 
| Selenic Acid | R | R | R | ? | ? | ? | ? | 
| Sewage | R | R | R | R | R | R | R | 
| Silicic Acid | R | R | R | R | R | ? | ? | 
| Silicone Oil | ? | ? | ? | ? | R | ? | ? | 
| Silver Chloride | R | R | R | R | R | R | R | 
| Silver Nitrate | R | R | R | R | R | R | R | 
| Silver Sulfate | R | R | R | R | R | R | R | 
| SilverCyanide | R | R | R | R | R | R | R | 
| Soaps | R | R | R | R | R | R | R | 
| Sodium Acetate | R | R | R | R | R | R | R | 
| Sodium Alum | R | R | R | R | R | R | R | 
| Sodium Arsenate | R | R | R | R | R | ? | ? | 
| Sodium Benzoate | R | R | R | R | R | R | R | 
| Sodium Bicarbonate | R | R | R | R | R | R | R | 
| Sodium Bichromate | R | R | R | R | R | R | R | 
| Sodium Bisulfate | R | R | R | R | R | R | R | 
| Sodium Bisulfite | R | R | R | R | R | R | R | 
| Sodium Borate | R | R | R | R | R | R | R | 
| Sodium Bromide | R | R | R | R | R | R | R | 
| Sodium Carbonate | R | R | R | R | R | R | R | 
| Sodium Chlorate | R | NR | R | NR | R | R | R | 
| Sodium Chloride | R | R | R | R | R | R | R | 
| Sodium Chlorite | NR | NR | NR | NR | R | R | R | 
| Sodium Chromate | R | R | R | R | R | R | R | 
| Sodium Cyanide | R | R | R | R | R | R | R | 
| Sodium Dichromate | R | R | R | R | R | R | R | 
| Sodium Ferricyanide | R | R | R | R | R | R | R | 
| Sodium Ferrocyanide | R | R | R | R | R | R | R | 
| Sodium Fluoride | R | R | R | R | R | R | R | 
| Sodium Formate | ? | ? | ? | ? | R | R | R | 
| Sodium Hydroxide, 50% | R | R | R | R | R | R | R | 
| Sodium Hypobromite | R | R | R | R | R | R | R | 
| Sodium Hypochlorite | R | R | R | R | R | R | R | 
| Sodium Iodide | R | R | R | R | R | R | R | 
| Sodium Metaphosphate | R | R | R | R | R | R | R | 
| Sodium Nitrate | R | R | R | R | R | R | R | 
| Sodium Nitrite | R | R | R | R | R | R | R | 
| Sodium Perchlorate | R | R | R | R | R | R | R | 
| Sodium Peroxide | R | R | R | R | R | R | R | 
| Sodium Silicate | R | NR | R | NR | R | R | R | 
| Sodium Sulfate | R | R | R | R | R | R | R | 
| Sodium Sulfide | R | R | R | R | R | R | R | 
| Sodium Sulfite | R | R | R | R | R | R | R | 
| Sodium Thiosulfate | R | R | R | R | R | R | R | 
| Sodium Tripolyphosphate | ? | ? | ? | ? | R | R | R | 
| Sour Crude Oil | R | R | R | R | ? | ? | ? | 
| Soybean Oil | R | R | R | R | ? | ? | ? | 
| Stannic Chloride | R | R | R | R | R | R | R | 
| Stannous Chloride | R | R | R | R | R | R | R | 
| Stannous Sulfate | R | R | R | R | R | R | R | 
| Starch | R | R | R | R | R | R | R | 
| Stearic Acid | R | R | R | R | R | ? | ? | 
| Stoddards Solvent | NR | NR | NR | NR | ? | ? | ? | 
| Styrene | NR | NR | NR | NR | NR | NR | NR | 
| Succinic Acid | R | R | R | R | R | R | R | 
| Sugar | R | R | R | R | R | R | R | 
| Sulfamic Acid | NR | NR | NR | NR | R | R | R | 
| Sulfite Liquor | R | R | R | R | ? | ? | ? | 
| Sulfur | R | R | R | R | R | ? | ? | 
| Sulfur Dioxide, dry | R | R | R | R | R | R | R | 
| Sulfur Dioxide, wet | R | NR | NR | NR | R | R | R | 
| Sulfur Trioxide | R | R | R | R | R | R | R | 
| Sulfuric Acid, 70% | R | R | R | R | R | R | R | 
| Sulfuric Acid, 80% | R | R | NR | NR | R | R | R | 
| Sulfuric Acid, 85% | R | R | NR | NR | R | ? | NR | 
| Sulfuric Acid, 90% | R | NR | NR | NR | R | ? | NR | 
| Sulfuric Acid, 98% | ? | NR | NR | NR | R | NR | NR | 
| Sulfuric Acid, Fuming | NR | NR | NR | NR | NR | NR | NR | 
| Sulfuric Acid, Pickling | R | R | ? | ? | R | R | R | 
| Sulfurous Acid | R | R | R | R | ? | ? | ? | 
| Tall Oil | R | R | R | R | R | R | R | 
| Tan Oil | R | R | R | R | ? | ? | ? | 
| Tannic Acid, 30% | R | R | R | R | R | ? | ? | 
| Tanning Liquors | R | R | R | R | ? | ? | ? | 
| Tartaric Acid | R | R | R | R | R | ? | ? | 
| Terpenes | ? | ? | ? | ? | NR | NR | NR | 
| Terpineol | R | ? | R | ? | NR | NR | NR | 
| Tetraethyl Lead | R | ? | R | NR | ? | ? | ? | 
| Texanol | ? | ? | ? | ? | NR | NR | NR | 
| Thionyl Chloride | NR | NR | NR | NR | NR | NR | NR | 
| Thread Cutting Oil | R | ? | R | ? | ? | ? | ? | 
| Titanium Tetrachloride | R | NR | R | NR | ? | ? | ? | 
| Toluol or Toluene | NR | NR | NR | NR | NR | NR | NR | 
| Transformer Oil | R | R | R | R | ? | ? | ? | 
| Tributyl Citrate | R | ? | R | ? | NR | NR | NR | 
| Tributyl Phosphate | NR | NR | NR | NR | NR | NR | NR | 
| Trichloroacetic Acid | R | ? | R | ? | NR | NR | NR | 
| Trichloroethylene | NR | NR | NR | NR | NR | NR | NR | 
| Triethanolamine | R | NR | R | NR | NR | NR | NR | 
| Trilones | NR | NR | NR | NR | ? | ? | ? | 
| Trimethyl Propane | R | R | R | NR | ? | ? | ? | 
| Trimethylamine | R | NR | R | NR | ? | ? | ? | 
| Trisodium Phosphate | R | R | R | R | R | R | R | 
| Turpentine | R | R | NR | NR | NR | NR | NR | 
| Urea | R | R | R | R | R | R | R | 
| Urine | R | R | R | R | R | R | R | 
| Vaseline | NR | NR | NR | NR | ? | ? | ? | 
| Vegetable Oils | R | ? | R | ? | ? | ? | ? | 
| Vinegar | R | R | R | R | R | R | R | 
| Vinyl Acetate | NR | NR | NR | NR | NR | NR | NR | 
| Water, Acid Mine | R | R | R | R | R | R | R | 
| Water, Deionized | R | R | R | R | R | R | R | 
| Water, Demineralized | R | R | R | R | R | R | R | 
| Water, Distilled | R | R | R | R | R | R | R | 
| Water, Fresh & Salt | R | R | R | R | R | R | R | 
| Water, Swimming Pool | R | R | R | R | R | R | R | 
| WD-40 | ? | ? | ? | ? | ? | ? | ? | 
| Whiskey | R | R | R | R | R | R | R | 
| White Liquor | R | R | R | R | R | R | R | 
| Wines | R | R | R | R | R | R | R | 
| Xylene or Xylol | NR | NR | NR | NR | NR | NR | NR | 
| Zinc Acetate | R | R | R | R | R | R | R | 
| Zinc Carbonate | R | R | R | R | R | R | R | 
| Zinc Chloride | R | R | R | R | R | R | R | 
| Zinc Nitrate | R | R | R | R | R | R | R | 
| Zinc Sulfate | R | R | R | R | R | R | R |