O-Ring Material Chemical Resistance
| Chemical | Buna‑N | EPDM | Viton | Silicone | Non-Lubed Silicone |
|
|---|---|---|---|---|---|---|
| ASTM Oil Three | A | D | A | C | C | |
| Barium Chloride (aq) | A | A | A | A | A | |
| Barium Hydroxide (aq) | A | A | A | A | A | |
| Barium Sulfate (aq) | A | A | A | A | A | |
| Barium Sulfide (aq) | A | A | A | A | A | |
| Beer | A | A | A | A | A | |
| Beet Sugar Liquors | A | A | A | A | A | |
| Benzaldehyde | D | A | D | B | B | |
| Benzene | D | D | A | D | D | |
| Benzene Sulfonic Acid | D | C | A | D | D | |
| Benzine (Ligroin) (Nitrobenzine) | A | D | A | D | D | |
| Benzoic Acid | C | C | A | C | C | |
| Benzoyl Chloride | D | D | A | – | – | |
| Benzyl Benzoate | D | B | A | – | – | |
| Benzyl Chloride | D | D | A | D | D | |
| BenzylAlcohol | D | A | A | B | B | |
| Biphenyl (Phenylbenzene) | D | D | A | D | D | |
| Bleach Solutions | D | A | A | B | B | |
| Borax | B | A | A | B | B | |
| Bordeaux Mixture | B | A | A | B | B | |
| Boric Acid | A | A | A | A | A | |
| Brine | A | A | A | A | A | |
| Bromine Trifluoride | D | D | D | D | D | |
| Bromine Water | D | B | A | D | D | |
| Bromine, Anhydrous | D | D | A | D | D | |
| Bromobenzene | D | D | A | D | D | |
| Bunker Oil | A | D | A | B | B | |
| Butadiene | D | C | A | D | D | |
| Butane | A | D | A | D | D | |
| Butter (Animal Fat) | A | A | A | B | B | |
| Butyl Benzoate | D | B | A | – | – | |
| Butyl Carbitol | D | A | A | D | D | |
| Butyl Cellosolve | D | A | D | – | – | |
| Butyl Oleate | D | B | A | – | – | |
| Butyl Stearate | B | C | A | – | – | |
| Butyl Acetate | D | C | D | D | D | |
| Butyl Acetyl Ricinoleate | C | A | A | – | – | |
| Butyl Acrylate | D | D | D | – | – | |
| Butyl Alcohol | A | B | A | B | B | |
| Butyl Amine | C | B | D | D | D | |
| Butylene | B | D | A | D | D | |
| Butyraldehyde | D | B | D | D | D | |
| Calcium Acetate (aq) | B | A | D | D | D | |
| Calcium Bisulfite (aq) | B | A | A | A | A | |
| Calcium Chloride (aq) | A | A | A | A | A | |
| Calcium Hydroxide (aq) | A | A | A | A | A | |
| Calcium Hypochlorite(aq) | B | A | A | B | B | |
| Calcium Nitrate (aq) | A | A | A | B | B | |
| Calcium Sulfide (aq) | A | A | A | B | B | |
| Cane Sugar Liquors | A | A | A | A | A | |
| Carbamate | C | B | A | – | – | |
| Carbitol | B | B | B | B | B | |
| Carbolic Acid (Phenol) | D | B | A | D | D | |
| Carbon Bisulfide | C | D | A | D | D | |
| Carbon Dioxide | A | B | A | B | B | |
| Carbon Monoxide | A | A | A | A | A | |
| Carbon Tetrachloride | C | D | A | D | D | |
| Carbonic Acid | B | A | A | A | A | |
| Castor Oil | A | B | A | A | A | |
| Cellosolve | D | B | C | D | D | |
| CellosolveAcetate | D | B | D | D | D | |
| Cellulube (Fryquel) | D | A | A | – | – | |
| China Wood Oil | A | C | A | D | D | |
| Chlorine (dry) | D | D | A | D | D | |
| Chlorine (wet) | D | C | A | D | D | |
| Chlorine Dioxide | D | C | A | – | – | |
| Chlorine Trifluoride | D | D | D | D | D | |
| Chloroacetic Acid | D | A | D | – | – | |
| Chloroacetone | D | A | D | D | D | |
| Chlorobenzene | D | D | A | D | A | |
| Chlorobromomethane | D | B | A | D | D | |
| Chlorobutadiene | D | D | A | D | D | |
| Chlorododecane | D | D | A | D | D | |
| Chloroform | D | D | A | D | D | |
| Chlorosulfonic Acid | D | D | D | D | D | |
| Chlorotoluene | D | D | A | D | D | |
| Chlorox (Sodium Hypochlorite | B | B | A | B | B | |
| Chrome Plating Solutions | D | B | A | B | B | |
| Chromic Acid | D | C | A | C | C | |
| Citric Acid | A | A | A | A | A | |
| Coal Tar (Creosote) | A | D | A | D | D | |
| Cobalt Chloride (aq) | A | A | A | B | B | |
| Coconut Oil | A | C | A | A | A | |
| Cod Liver Oil | A | A | A | B | B | |
| Coke Oven Gas | D | D | A | B | B | |
| Copper Chloride (aq) | A | A | A | A | A | |
| Copper Cyanide (aq) | A | A | A | A | A | |
| Copper Sulfate (aq) | A | A | A | A | A | |
| Copper Acetate (aq) | B | A | D | D | D | |
| Corn Oil | A | C | A | A | A | |
| Cottonseed Oil | A | B | A | A | A | |
| Creosote (coal tar) | A | D | A | D | D | |
| Cresol | D | D | A | D | D | |
| Cresylic Acid | D | D | A | D | D | |
| Cumene | D | D | A | D | D | |
| Cyclohexane | A | D | A | D | D | |
| Cyclohexanol | C | C | A | D | D | |
| Cyclohexanone | D | B | D | D | D | |
| Decalin | D | D | A | D | D | |
| Decane | A | D | A | B | B | |
| DenaturedAlcohol | A | A | A | A | A | |
| Detergent Solutions | A | A | A | A | A | |
| Developing Fluids | A | B | A | A | A | |
| Diacetone | D | A | D | D | D | |
| DiacetoneAlcohol | D | A | D | B | B | |
| Dibenzyl Ether | D | B | D | – | – | |
| Dibenzyl Sebecate | D | B | B | C | C | |
| Dibromoethyl benzene (Alkazene) | D | D | B | D | D | |
| Dibutyl Ether | D | C | C | D | D | |
| Dibutyl Phthalate | D | B | C | B | B | |
| Dibutyl Sebecate | D | B | B | B | B | |
| DibutylAmine | D | C | D | C | C | |
| Dichloro-Isopropyl Ether | D | C | C | D | D | |
| Dicyclohexylamine | C | D | D | – | – | |
| Diesel Oil | A | D | A | D | D | |
| Diethyl Benzene | D | D | A | D | D | |
| Diethyl Ether | D | D | D | D | D | |
| Diethyl Sebecate | B | B | B | B | B | |
| Diethylamine | B | B | D | B | B | |
| Diethylene Glycol | A | A | A | B | B | |
| Diisobutylene | B | D | A | D | D | |
| Diisopropyl Benzene | D | D | A | – | – | |
| Diisopropyl Ketone | D | A | D | D | D | |
| DiisopropylideneAcetone | D | C | D | D | D | |
| Dimethyl Ether (Methyl | A | D | A | A | A | |
| Dimethyl Formamide | B | B | D | B | B | |
| Dimethyl Phthalate | D | B | B | – | – | |
| Dimethyl Aniline (Xylidine) | C | B | D | D | D | |
| Dinitrotoluene | D | D | D | D | D | |
| Dioctyl Phthalate | C | B | B | C | C | |
| Dioctyl Sebecate | D | B | B | C | C | |
| Dioxane | D | B | D | D | D | |
| Dioxolane | D | B | D | D | D | |
| Dipentene | A | D | A | D | D | |
| Diphenyl (Phenylbenzene) | D | D | A | D | D | |
| Diphenyl Oxides | D | D | A | C | C | |
| Dowtherm Oil | D | D | A | C | C | |
| Dry Cleaning Fluids | C | D | A | D | D | |
| Epichlorohydrin | D | B | D | D | D | |
| Ethane | A | D | A | D | D | |
| Ethanolamine | B | B | D | B | B | |
| Ethyl Benzene | D | D | A | D | D | |
| Ethyl Benzoate | D | A | A | D | D | |
| Ethyl Cellosolve | D | B | D | D | D | |
| Ethyl Cellulose | B | B | D | C | C | |
| Ethyl Chloride | A | C | A | D | D | |
| Ethyl Chlorocarbonate | D | B | A | D | D | |
| Ethyl Chloroformate | D | B | D | D | D | |
| Ethyl Ether | C | C | D | D | D | |
| Ethyl Formate | D | B | A | – | – | |
| Ethyl Mercaptan | D | C | B | C | C | |
| Ethyl Oxalate | D | A | A | D | D | |
| Ethyl Pentachlorobenzene | D | D | A | D | D | |
| Ethyl Silicate | A | A | A | – | – | |
| Ethyl Acetate | D | B | D | B | B | |
| Ethyl Acetoacetate | D | B | D | B | B | |
| Ethyl Acrylate | D | B | D | B | B | |
| Ethyl Alcohol | A | A | C | A | A | |
| Ethylene | A | B | A | – | – | |
| Ethylene Chloride | D | C | B | D | D | |
| Ethylene Chlorohydrin | D | B | A | C | C | |
| Ethylene Diamine | A | A | D | A | A | |
| Ethylene Dichloride | D | C | A | D | D | |
| Ethylene Glycol | A | A | A | A | A | |
| Ethylene Oxide | D | C | D | D | D | |
| Ethylene Trichloride | D | C | A | D | D | |
| Fatty Acids | B | C | A | C | C | |
| Ferric Chloride (aq) | A | A | A | B | B | |
| Ferric Nitrate (aq) | A | A | A | C | C | |
| Ferric Sulfate (aq) | A | A | A | B | B | |
| Fish Oil | A | D | A | A | A | |
| Fluorinated Cyclic Ethers | – | A | – | – | – | |
| Fluorine (liquid) | D | D | – | D | D | |
| Fluorobenzene | D | D | A | D | D | |
| Fluoroboric Acid | A | A | – | – | – | |
| Fluorocarbon Oils | – | A | – | – | – | |
| Fluorolube | A | A | B | A | A | |
| Fluorosilicic Acid | A | B | A | D | D | |
| Formaldehyde (RT) | C | A | D | B | B | |
| Formic Acid | B | A | C | B | B | |
| Freon 11 | B | D | A | D | D | |
| Freon 112 | B | D | A | D | D | |
| Freon 113 | A | C | B | D | D | |
| Freon 114 | A | A | B | D | D | |
| Freon 114B2 | B | D | B | D | D | |
| Freon 115 | A | A | B | – | – | |
| Freon 12 | A | B | B | D | D | |
| Freon 13 | A | A | A | D | D | |
| Freon 13B1 | A | A | A | D | D | |
| Freon 142b | A | B | D | – | – | |
| Freon 152a | A | A | D | – | – | |
| Freon 21 | D | D | D | D | D | |
| Freon 218 | A | A | A | – | – | |
| Freon 22 | D | A | D | D | D | |
| Freon 31 | D | A | D | – | – | |
| Freon 32 | A | A | D | – | – | |
| Freon 502 | B | A | B | – | – | |
| Freon BF | B | D | A | D | D | |
| Freon C316 | A | A | – | – | – | |
| Freon C318 | A | A | B | – | – | |
| Freon MF | A | D | B | D | D | |
| Freon TA | A | B | C | C | C | |
| Freon TC | A | B | A | D | D | |
| Freon TF | A | D | B | D | D | |
| Freon TMC | B | C | A | C | C | |
| Freon T-P35 | A | A | A | A | A | |
| Freon T-WD602 | B | B | A | D | D | |
| Fuel Oil | A | D | A | D | D | |
| Fumaric Acid | A | B | A | B | B | |
| Furan, Furfuran | D | C | – | – | – | |
| Furfural | D | B | D | D | D | |
| Fyrquel (Cellulube) | D | A | A | – | – | |
| Gallic Acid | B | B | A | – | – | |
| Gasoline | B | D | A | D | D | |
| Gelatin | A | A | A | A | A | |
| Glauber Salt (aq) | D | B | A | – | – | |
| Glucose | A | A | A | A | A | |
| Glue | A | A | A | A | A | |
| Glycerin | A | A | A | A | A | |
| Glycols | A | A | A | A | A | |
| Green Sulfate Liquor | B | A | A | A | A | |
| Halowax Oil | D | D | A | D | D | |
| Hexane | A | D | A | D | D | |
| Hexyl Alcohol | A | C | A | B | B | |
| Hydraulic Oil(Petroleum) | A | D | A | C | C | |
| Hydrazine | B | A | D | C | C | |
| Hydrobromic Acid | D | A | A | D | D | |
| Hydrobromic Acid 0.4 | D | A | A | D | D | |
| Hydrochloric Acid (cold) 37% | C | A | A | C | C | |
| Hydrochloric Acid (hot) 37% | D | C | B | D | D | |
| Hydrocyanic Acid | B | A | A | C | C | |
| Hydrofluoric Acid (conc.) cold | D | C | A | D | D | |
| Hydrofluoric Acid (conc.) hot | D | D | C | D | D | |
| Hydrofluoric Acid Anhydrous | D | C | D | D | D | |
| Hydrofluosilicic Acid | B | B | A | D | D | |
| Hydrogen Gas | A | A | A | C | C | |
| Hydrogen Peroxide 90% | D | B | B | B | B | |
| Hydrogen Sulfide (wet) | D | A | D | C | C | |
| Hydrogen Sulfide (wet) | D | A | D | C | C | |
| Hydroquinone | C | B | B | – | – | |
| Hypochlorous Acid | D | B | A | – | – | |
| Iodine Pentafluoride | D | D | D | D | D | |
| Iodoform | – | D | – | – | – | |
| i-PropylAcetate | D | B | D | D | D | |
| Isobutyl Alcohol | B | A | A | A | A | |
| Isooctane | A | D | A | D | D | |
| Isophorone | D | B | D | D | D | |
| Isopropyl Chloride | D | D | A | D | D | |
| Isopropyl Ether | B | D | D | D | D | |
| Isopropyl Acetate | D | B | D | D | D | |
| Isopropyl Alcohol | B | A | A | A | A | |
| Kerosene | A | D | A | D | D | |
| Lacquer Solvents | D | D | D | D | D | |
| Lacquers | D | D | D | D | D | |
| Lactic Acid (cold) | A | A | A | A | A | |
| Lactic Acid (hot) | D | D | A | B | B | |
| Lard | A | B | A | B | B | |
| Lavender Oil | B | D | A | D | D | |
| Lead Nitrite (aq) | A | A | – | B | B | |
| Lead Sulfamate (aq) | B | A | A | B | B | |
| LeadAcetate (aq) | B | A | D | D | D | |
| Ligroin (Benzine) (Nitrobenzine) | A | D | A | D | D | |
| Lime Bleach | A | A | A | B | B | |
| Lime Sulfur | D | A | A | A | A | |
| Lindol (Hydraulic fluid) | D | A | B | C | C | |
| Linoleic Acid | B | D | B | B | B | |
| Linseed Oil | A | C | A | A | A | |
| Liquefied Petroleum Gas | A | D | A | C | C | |
| Lubricating Oils(petroleum) | A | D | A | D | D | |
| Lye | B | A | B | B | B | |
| Magnesium Chloride (aq) | A | A | A | A | A | |
| Magnesium Hydroxide (aq) | B | A | A | – | – | |
| Magnesium Sulfate (aq) | A | A | A | A | A | |
| Maleic Acid | D | B | A | – | – | |
| MaleicAnhydride | D | B | D | – | – | |
| Malic Acid | A | B | A | B | B | |
| Mercury | A | A | A | – | – | |
| Mercury Chloride (aq) | A | A | A | – | – | |
| Mesityl Oxide | D | B | D | D | D | |
| Methane | A | D | B | D | D | |
| Methyl Bromide | B | D | A | – | – | |
| Methyl Butyl Ketone | D | A | D | C | C | |
| Methyl Cellosolve | C | B | D | D | D | |
| Methyl Chloride | D | C | B | D | D | |
| Methyl Cyclopentane | D | D | B | D | D | |
| Methyl Ether | A | D | A | A | A | |
| Methyl Ethyl Ketone | D | A | D | D | D | |
| Methyl Formate | D | B | – | – | – | |
| Methyl Isobutyl Ketone | D | B | D | D | D | |
| Methyl Methacrylate | D | C | D | D | D | |
| Methyl Oleate | D | B | B | – | – | |
| Methyl Salicylate | D | B | – | – | – | |
| Methyl Acetate | D | A | D | D | D | |
| MethylAcrylate | D | B | D | D | D | |
| Methylacrylic Acid | D | B | D | D | D | |
| Methyl Alcohol | A | A | D | A | A | |
| Methylene Chloride | D | C | B | D | D | |
| Milk | A | A | A | A | A | |
| Mineral Oil | A | C | A | B | B | |
| Monochlorobenzene | D | D | A | D | D | |
| Monoethanol Amine | D | A | D | B | B | |
| Monomethyl Ether | A | D | A | A | A | |
| Monomethyl Aniline | D | B | B | – | – | |
| Monovinyl Acetylene | A | A | A | B | B | |
| Mustard Gas | – | A | – | A | A | |
| Naphtha | B | D | A | D | D | |
| Naphthalene | D | D | A | D | D | |
| Naphthalenic Acid | B | D | A | D | D | |
| Natural Gas | A | D | A | A | A | |
| Neats Foot Oil | A | B | A | B | B | |
| Neville Acid | D | B | A | D | D | |
| N-Hexaldehyde | D | A | D | B | B | |
| N-Hexene-1 | B | D | A | D | D | |
| Nickel Chloride (aq) | A | A | A | A | A | |
| Nickel Sulfate (aq) | A | A | A | A | A | |
| Nickel Acetate (aq) | B | A | D | D | D | |
| Niter Cake | A | A | A | A | A | |
| Nitric Acid – Red | D | D | D | D | D | |
| Nitric Acid (conc.) | D | D | C | D | A | |
| Nitric Acid (dilute) | D | B | A | B | A | |
| Nitrobenzene | D | A | B | D | D | |
| Nitrobenzene (ligroin) | A | D | A | D | D | |
| Nitroethane | D | B | D | D | D | |
| Nitrogen | A | A | A | A | A | |
| Nitrogen Tetroxide | D | C | D | D | D | |
| Nitromethane | D | B | D | D | D | |
| N-Octane | B | D | A | D | D | |
| n-PropylAcetate | D | B | D | D | D | |
| O-Chloronaphthalene | D | D | A | D | D | |
| Octachlorotoluene | D | D | A | D | D | |
| Octadecane | A | D | A | D | D | |
| OctylAlcohol | B | C | A | B | B | |
| O-Dichlorobenzene | D | D | A | D | D | |
| O-Dichlorobenzene | D | D | A | D | D | |
| Oleic Acid | C | D | B | D | D | |
| Oleum Spirits | B | D | A | D | D | |
| Olive Oil | A | B | A | C | C | |
| Oxalic Acid | B | A | A | B | B | |
| Oxygen Р(200-400°F) | D | C | B | B | B | |
| Oxygen – Cold | B | A | A | A | A | |
| Ozone | D | A | A | A | A | |
| Paint Thinner, Duco | D | D | B | D | D | |
| Palmitic Acid | A | B | A | D | D | |
| P-Cymene | D | D | A | D | D | |
| Peanut Oil | A | C | A | A | A | |
| Perchloric Acid | D | B | A | D | D | |
| Perchloroethylene | B | D | A | D | D | |
| Petroleum – above | D | D | B | D | D | |
| Petroleum – below | A | D | A | B | B | |
| Phenol (Carbolic Acid) | D | B | A | D | D | |
| Phenyl Ethyl Ether | D | D | D | D | D | |
| Phenyl Hydrazine | D | B | A | – | – | |
| Phenylbenzene (Biphenyl) | D | D | A | D | D | |
| Phorone(DiisopropylideneAcetone) | D | C | D | D | A | |
| Phosphoric Acid – 20% | B | A | A | B | B | |
| Phosphoric Acid – 45% | D | A | A | C | C | |
| Phosphorus Trichloride | D | A | A | – | – | |
| Pickling Solution | D | C | B | D | D | |
| Picric Acid | B | B | A | D | D | |
| Pine Oil | A | D | A | D | D | |
| Pinene | B | D | A | D | D | |
| Piperidine | D | A | D | D | D | |
| Plating Solution | A | A | A | D | D | |
| Plating Solution | – | A | A | D | D | |
| Polyvinyl Acetate Emulsion | – | A | – | – | – | |
| Potassium Acetate (aq) | B | A | D | D | D | |
| Potassium Chloride (aq) | A | A | A | A | A | |
| Potassium Cupro Cyanide | A | A | A | A | A | |
| Potassium Cyanide (aq) | A | A | A | A | A | |
| Potassium Dichromate(aq) | A | A | A | A | A | |
| Potassium Hydroxide (aq) | B | A | D | C | C | |
| Potassium Nitrate (aq) | A | A | A | A | A | |
| Potassium Sulfate (aq) | A | A | A | A | A | |
| Producer Gas | A | D | A | B | B | |
| Propane | A | D | A | D | D | |
| Propyl Nitrate | D | B | D | D | D | |
| Propyl Acetone (Methyl Butyl | D | A | D | C | A | |
| PropylAlcohol | A | A | A | A | A | |
| Propylene | D | D | A | D | D | |
| Propylene Oxide | D | B | D | D | D | |
| Pydraul, 10E, 29 | D | A | A | D | D | |
| Pydraul, 115E | D | A | A | D | D | |
| Pydraul, 230E, 312C |
D | D | A | D | D | |
| Pydraul, 30E, 50E | D | A | A | A | A | |
| Pyranol, Transformer Oil |
A | D | A | D | D | |
| Pyridine | D | B | D | D | D | |
| Pyroligeneous Acid | D | B | D | – | – | |
| Pyrrole | D | C | D | B | B | |
| Radiation | C | B | D | C | C | |
| Rapeseed Oil | B | A | A | D | D | |
| Red Oil (MIL-H-5606) | A | D | A | D | D | |
| RJ-1 (MIL-F-25558 | A | D | A | D | D | |
| RP-1 (MIL-F-25576 C) | A | D | A | D | D | |
| SalAmmoniac | A | A | A | B | B | |
| Salicylic Acid | B | A | A | – | – | |
| Salt Water | A | A | A | A | A | |
| Sewage | A | B | A | B | B | |
| Silicate Esters | B | D | A | D | D | |
| Silicone Greases | A | A | A | C | C | |
| Silicone Oils | A | A | A | C | C | |
| Silver Nitrate | B | A | A | A | A | |
| Skydrol 500 | D | A | D | C | B | |
| Skydrol 7000 | D | A | B | C | B | |
| Soap Solutions | A | A | A | A | A | |
| Soda Ash | A | A | A | A | A | |
| Sodium Acetate (aq) | B | A | D | D | D | |
| Sodium Bicarbonate (aq) | A | A | A | A | A | |
| Sodium Bisulfite (aq) | A | A | A | A | A | |
| Sodium Borate (aq) | A | A | A | A | A | |
| Sodium Chloride (aq) | A | A | A | A | A | |
| Sodium Cyanide (aq) | A | A | A | A | A | |
| Sodium Hydroxide (aq) | B | A | B | B | A | |
| Sodium Hypochlorite (aq) | B | B | A | B | B | |
| Sodium Metaphosphate(aq) | A | A | A | – | – | |
| Sodium Nitrate (aq) | B | A | – | D | D | |
| Sodium Perborate (aq) | B | A | A | B | B | |
| Sodium Peroxide (aq) | B | A | A | D | D | |
| Sodium Phosphate (aq) | A | A | A | D | D | |
| Sodium Silicate (aq) | A | A | A | – | – | |
| Sodium Sulfate (aq) | A | A | A | A | A | |
| Sodium Thiosulfate (aq) | B | A | A | A | A | |
| Soybean Oil | A | C | A | A | A | |
| Stannic Chloride (aq) | A | A | A | B | B | |
| Stannous Chloride (aq) | A | A | A | B | B | |
| Steam, over 300°F | D | C | D | D | D | |
| Steam, under 300°F | D | A | D | C | C | |
| Stearic Acid | B | B | – | B | B | |
| Stoddard Solvent | A | D | A | D | D | |
| Styrene | D | D | B | D | D | |
| Sucrose Solution | A | A | A | A | A | |
| Sulfite Liquors | B | B | A | D | D | |
| Sulfur | D | A | A | C | C | |
| Sulfur Chloride (aq) | C | D | A | C | C | |
| Sulfur Dioxide (Dry) | D | A | A | B | B | |
| Sulfur Dioxide (liquified | D | A | A | B | B | |
| Sulfur Dioxide (Wet) | D | A | A | B | B | |
| Sulfur Hexafluoride | B | A | A | B | B | |
| Sulfur Trioxide | D | B | A | B | B | |
| Sulfuric Acid (20% Oleum) | D | D | A | D | D | |
| Sulfuric Acid (conc.) | D | C | B | D | A | |
| Sulfuric Acid (dilute) | C | B | A | D | B | |
| Sulfurous Acid | B | B | A | D | D | |
| Tannic Acid | A | A | A | B | B | |
| Tar, Bituminous | B | C | A | B | B | |
| Tartaric Acid | A | B | A | A | A | |
| Terpineol | B | C | A | – | – | |
| Tertiary Butyl Catechol | D | B | A | – | – | |
| Tertiary Butyl Mercaptan | D | D | A | D | D | |
| Tertiary ButylAlcohol | B | B | A | B | B | |
| Tetrabromoethane | D | D | A | D | D | |
| Tetrabromomethane | D | D | A | D | D | |
| Tetrabutyl Titanate | B | A | A | – | – | |
| Tetrachloroethylene | D | D | A | D | D | |
| Tetraethyl Lead | B | D | A | – | – | |
| Tetrahydrofuran | D | B | D | D | D | |
| Tetralin | D | D | A | D | D | |
| Thionyl Chloride | D | C | B | – | – | |
| Titanium Tetrachloride | B | D | A | D | D | |
| Toluene | D | D | A | D | D | |
| Toluene Diisocyanate | D | B | D | D | D | |
| Transformer Oil | A | D | A | B | B | |
| Transmission Fluid TypeA | A | D | A | B | B | |
| Triacetin | B | A | D | – | – | |
| Triaryl Phosphate | D | A | A | C | C | |
| Tributoxy EthyL Phosphate | D | A | A | – | – | |
| Tributyl Mercaptan | D | D | A | D | D | |
| Tributyl Phosphate | D | B | D | D | D | |
| Trichloroacetic Acid | B | B | C | – | – | |
| Trichloroethane | D | D | A | D | D | |
| Trichloroethylene | D | D | A | D | A | |
| Tricresyl Phosphate | D | A | A | C | C | |
| TriethanolAmine | B | A | D | – | – | |
| Triethyl Borane | D | C | A | – | – | |
| TriethylAluminum | D | C | B | – | – | |
| Trinitrotoluene | D | D | B | – | – | |
| Trioctyl Phosphate | D | A | B | C | C | |
| Tung Oil (China | A | C | A | D | D | |
| Turbine Oil | B | D | A | D | D | |
| Turpentine | A | D | A | D | D | |
| Unsymmetrical Dimethyl Hydrazine | B | A | D | D | D | |
| Varnish | B | D | A | D | D | |
| Vegetable Oils | A | C | A | B | B | |
| Versilube F-50 | A | A | A | C | C | |
| Vinegar | B | A | A | A | A | |
| Vinyl Chloride | D | D | A | – | – | |
| Wagner 21B Brake | C | A | D | C | C | |
| Water | A | A | A | A | A | |
| Whiskey, Wines | A | A | A | A | A | |
| White Oil | A | D | A | D | D | |
| White Pine Oil | B | D | A | D | D | |
| Wood Oil | A | D | A | D | D | |
| Xylene | D | D | A | D | D | |
| Xylidine (Di-methylAniline) | C | B | D | D | D | |
| Zeolites | A | A | A | – | – | |
| Zinc Chloride (aq) | A | A | A | A | A | |
| Zinc Sulfate (aq) | A | A | A | A | A | |
| Zinc Acetate (aq) | B | A | D | D | D | |
| Water, Deionized | D | B | – | D | D |