Weatherhead® Fittings

Chemical Compatibility Chart

Fluid	Nylon 11 TP160	Nylon 11 NT100	PVC PT200	Nylon 6/6 PT230	Polyethylene PT240	360 Brass	Carbon Steel	316 Stainless
Acetaldehyde	G	G	X	F	X	X	X	G
Acetic Acid Concentrate	X	X	X	X	X	X	X	G
Acetic Acid Diluted	F	F	F	X	G	X	X	G
Acetic Anhydride	X	X	X	X	X	X	F	F
Acetone	G	G	X	F	G	G	G	G
Air	G	G	G	G	G	G	G	G
Alcohol-Amyl	G	G	X	G	G	G	F	G
Alcohol-Butyl	G	G	X	G	G	G	G	G
Alcohol-Ethyl	G	G	F	G	G	G	F	G
Alcohol-Isopropyl	G	G	G	G	G	G	G	G
Alcohol-Methyl	G	G	X	G	G	G	G	G
Aluminum Chloride	X	X	G	X	G	X	X	F
Aluminum Flouride	X	X	G	X	G	X	X	X
Aluminum Hydroxide	F	F	G	G	G	X	F	G
Aluminum Nitrate	G	G	G	F	G	X	X	G
Aluminum Sulfate	G	G	G	F	G	X	X	G
Alums	F	F	G	G	G	X	X	F
Ammonia - Gas	X	X	X	X	X	X	G	G
Ammonia - Aqueous	X	X	X	X	G	X	G	G
Ammonia - Anhydrous	X	X	X	X	X	X	G	G
Ammonium Chloride	X	X	G	X	G	X	G	F
Ammonium Hydroxide	G	G	X	X	G	X	F	G
Ammonium Nitrate	G	G	G	G	G	X	G	G
Ammonium Phosphate	G	G	F	G	G	X	X	G
Ammonium Sulfate	G	G	G	G	G	X	X	F
Amyl Acetate	G	G	X	G	X	G	F	G
Aniline	X	X	X	X	X	X	G	G
Aromatic Hydrocarbons	G	G	X	G	G	G	G	G
Barium Chloride	X	X	G	X	G	X	F	G
Barium Hydroxide	G	G	G	G	G	X	G	G
Barium Sulfate	G	G	G	G	G	G	G	G
Barium Sulfide	X	X	G	X	G	X	X	G
Beer	G	G	G	-	G	F	F	G
Beet Sugar Liquors	G	G	G	G	G	X	G	G
Benzaldehyde	G	G	X	G	X	F	F	G
Benzene (Benzol)	G	G	X	G	X	G	G	G
Benzoic Acid (10%)	X	X	X	X	G	F	X	F
Boric Acid	G	G	G	F	G	X	X	G
Bromine	X	X	X	X	X	X	X	X
Calcium Bisulfite	X	X	G	X	G	X	X	X
Calcium Chloride	G	G	G	X	G	X	F	F
Calcium Hydroxide	G	G	G	G	G	F	G	G
Calcium Hypochloride	X	X	G	X	G	F	X	F
Carbon Dioxide (Dry)	G	G	-	G	G	G	G	G
Carbon Dioxide (Wet)	G	G	G	G	G	F	G	G
Carbon Disulfide	X	X	X	X	X	G	G	G
Carbon Tetrachloride	G	G	X	G	X	G	G	G
Chlorine (Dry&341;	X	X	X	X	X	F	F	G
Chlorine (Wet&341;	X	X	X	X	X	X	X	X
Chloroform	F	F	X	G	X	G	G	G
Chromic Acid (Under 25%)	X	X	F	X	F	X	X	G
Chromic Acid (Over 25%)	X	X	X	X	X	X	X	F
Citric Acid	X	X	G	F	G	X	X	G
Copper Chloride	F	F	G	X	G	X	X	G
Copper Cyanide	G	G	G	G	G	X	X	G
Copper Sulfate	G	G	G	G	G	X	X	G
Cresol	X	X	X	X	X	-	G	G
Cyclohexanol	G	G	X	G	F	G	F	G
Diesel Fuel	G	G	X	G	X	G	G	G
Ethers	G	G	X	-	X	G	G	G
Ethyl Acetate	G	G	X	G	G	G	G	G
Ethylene Glycol	G	G	G	G	G	F	G	G
Fatty Acids	G	G	G	G	G	F	F	G
Ferric Chloride 5%	G	G	G	G	G	X	X	X
Formaldehyde	G	G	X	G	G	F	X	G
Formic Acid	X	X	X	X	G	F	X	G
Freon 12 (transer Only&341;	G	G	X	G	-	G	G	G
Freon 134a	-	-	-	-	-	-	G	G
Gasoline (refined)	G	G	X	G	G	G	G	G
Glucose	G	G	G	G	G	G	G	G
Glycerine	G	G	G	G	G	G	G	G
Heptane	G	G	X	G	X	G	G	G
Hydrochloric Acid	X	X	G	X	G	X	X	X
Hydroflouric Acid (<50%)	X	X	F	X	F	X	X	G
Hydroflouric Acid (>50%)	X	X	X	X	X	X	X	G
Hydrogen Peroxide 30%	X	X	G	X	G	X	X	G
Iodine	X	X	X	X	X	X	X	X
Isocyanates	X	X	X	X	X	-	-	-
Iso-Octane	G	G	X	G	X	G	G	G
Kerosene	G	G	X	G	X	G	G	G
Lactic Acid	G	G	G	G	G	F	F	G
Linseed Oil	G	G	G	G	G	F	G	G
Lubricating Oil	G	G	G	G	G	G	G	G
Magnesium Chloride	G	G	G	G	G	F	F	G
Magnesium Hydroxide	G	G	G	G	G	G	G	G
Magnesium Sulfate	G	G	G	G	G	F	G	G
Mercuric Chloride	X	X	F	X	G	X	X	X
Mercury	G	G	F	G	G	X	G	G
Methyl Bromide	G	G	X	F	X	G	G	G
Methyl Chloride	G	G	X	F	X	G	G	G
Methyl Ethyl Ketone	G	G	X	G	G	G	G	G
Methyl Isobutyl Ketone	G	G	X	G	G	G	G	G
Methyl Isopropyl Ketone	G	G	X	G	G	G	G	G
Milk	-	-	-	-	-	X	F	G
Mineral Oil	G	G	F	G	X	G	G	G
Naptha	G	G	X	G	G	F	G	G
Naphthalene	G	G	X	G	X	F	G	G
Nickel Chloride	G	G	G	G	G	X	X	F
Nickel Sulfate	G	G	G	G	G	X	X	G
Nitric Acid (Under 35#&@41;	X	X	G	X	F	X	X	G
Nitric Acid (36-60#&@41;	X	X	F	X	X	X	X	G
Nitric Acid (Over 60#&@41;	X	X	X	X	X	X	X	G
Nitrobenzene	G	G	X	G	G	F	G	G
Oleic Acid	G	G	F	G	G	F	F	G
Oxalic Acid	X	X	G	X	G	F	X	G
Oxygen (Non Breathing)	G	G	G	G	G	G	G	G
Ozone	X	X	X	X	X	-	F	G
Paper Mill Liquors	X	X	X	X	X	-	-	-
Perchloroethylene	G	G	X	G	G	F	G	G
Petroleum Oils	G	G	G	G	G	G	G	G
Phenol	X	X	X	X	X	-	-	-
Phosphoric Acid	X	X	G	X	G	X	X	G
Potassium Chloride	G	G	G	G	G	F	X	G
Potassium Cyanide	G	G	G	G	G	X	G	G
Potassium Dichromate	F	F	G	-	G	X	G	G
Potassium Hydroxide	G	G	G	F	G	F	X	G
Potassium Permanganate	X	X	G	X	G	-	-	-
Potassium Sulfate	G	G	G	G	G	F	F	G
Pyridine	X	X	X	X	G	F	G	G
Silver Nitrate	G	G	G	G	G	X	X	F
Soap Solutions	G	G	G	G	G	G	G	G
Sodium Bicarbonate	G	G	G	G	G	F	F	G
Sodium Bisulfate	G	G	G	G	G	F	F	F
Sodium Bisulfite	G	G	G	G	G	F	X	G
Sodium Borate	G	G	G	G	G	G	G	G
Sodium Carbonate	G	G	G	G	G	X	G	G
Sodium Chloride	G	G	G	G	G	X	F	G
Sodium Cyanide	G	G	G	G	G	X	F	G
Sodium Hydroxide	G	G	G	F	G	F	X	G
Sodium Hypochlorite	X	X	G	X	G	X	X	F
Sodium Nitrate	G	G	G	G	G	F	G	G
Sodium Sulfide	G	G	G	G	G	X	X	G
Sodium Thoisulfate	G	G	G	G	G	X	X	G
Stearic Acid	G	G	F	G	G	X	X	G
Sulfur Dioxide	X	X	X	X	X	X	-	G
Sulfuric Acid (Under 50%)	X	X	G	X	G	X	X	X
Sulfuric Acid (51-%)	X	X	G	X	X	X	X	X
Sulfuric Acid (Over 70%)	X	X	X	X	X	X	X	X
Tannic Acid	X	X	G	X	G	F	X	G
Toluene	G	G	X	G	G	G	G	G
Trichlorethane	G	G	X	G	G	-	G	G
Trichlorethylene	G	G	X	G	G	G	G	G
Turpentine	G	G	X	G	G	F	G	G
Urea	G	G	G	G	G	-	G	G
Uric Acid	G	G	G	G	G	-	-	F
Vinegar	X	X	G	X	G	X	F	G
Water (Non potable)	G	G	G	G	G	F	F	G
Xylene	G	G	X	G	G	G	G	G
Zinc Chloride	G	G	G	X	G	X	X	X
Zinc Sulfate	G	G	G	G	G	X	X	G

G = Good

F = Fair

X = Incompatible

- = No Data Available