NDS Chemical Resistance Guide
    NDS Plastic Materials
@ max.Temp or Rating
Metals Rating Flo Control Gaskets
@ max.Temp or Rating
Chemicals % ABS Polyolefin Polystyrene PVC Brass Cast Iron Ductile Iron EPDM Buna-n Viton
Acetic Acid 25   180 A 73 C C C 180 C C
Acetic Acid 50   140 A 73 C C C 140 C C
Acetic Acid 80   100 B 73 C C C 100 C C
Acetone     73 C C A A A 130 C C
Aluminum Chloride Sat   180 A 140 C C C 210 70 150
Aluminum Fluoride Sat     B 73 C C C 210 180  
Aluminum Sulfate Sat   180 B 140 C C C 210 200 150
Ammonium Acetate Sat   73 B 140 C     140    
Ammonium Chloride Sat   180 A 140 C C C 210 180 A
Ammonium Hydroxide 10   180 B 225 C     210 70 A
Ammonium Sulfate     180 A 140 C B B 210 180 A
Amyl Alcohol     180 A 100 A B B 210 140 A
Barium Chloride Sat   180 A 180 A B B 250 180 A
Barium Hydroxide Sat   180   140 A B B 250 180 A
Benzene     C C C A A A C C A
Benzoic Acid All   140 A 140 C C C C C  
Borax Sat   180 A 140 A A A 210 140 A
Boric Aid Sat   180 A 140 B B C 210 140 A
Calcium Chloride   100 180 A 140 B A A 210 100 A
Calcium Hydroxide     180   140 C C C 210 140 A
Carbon Tetrachloride     C   73 A C C C C A
Chlorine Gas (Dry)ppm <150   C B 120 C B A C C B
Chlorine Gas (Wet) ppm >150 C C B 120 C C C C C B
Chlorinated Water ppm <3500     B 140 C     B C B
Chlorinated Water ppm >3500   C B C C     C C B
Chromic Acid 10 C 150 B 140 C C C 70 C B
Chromic Acid 30 C 150 B 140 C C C C C  
Chromic Acid 40 C 150 B 140 C C C C C  
Chromic Acid 50 C C B 75 C C C C C  
Citric Acid Sat   180 A 140 C C C 210 70 A
Copper Chloride Sat       140 C C C 210 180 150
Copper Cyanide         140 C C C 210 180  
Copper Nitrate 30       140 C C C 210 B to 70  
Copper Sulfate Sat   120 A 140 C C C 210 180 150
Creosote         73 B A A C 73 B
Crude Oil         140 C C C C 70  
Dibutyl Ether                 C C C
Diesel Fuel         140 A A A C 70  
Ethyl Alcohol     180   140 A A A 170 180 A
Ethyl chloride Dry   73 C C   A A B to 70 C B
Ethylene Glycol     120 A 140 A A A 210 180 A
Ethyl Ether     C   C       C C  
Fatty Acids     120   140 C C C C 140  
Formic Acid     73 B 73   C C 200 C C
Fructose         140   A A 175 140  
Gasoline(Leaded)     C C C A A A C 70 A
Gasoline(Unleaded)     C C C A A A C 70 A
Glycerine     180 A 140 A A A 200 70 A
Hydrolic Oil         73   A A C C  
Hydrobromic Acid 20   120   140 C C C 140 C  
Hydrobromic Acid 50       140 C C C 140 C  
Hydrochloric Acid <25   150 B 140 C C C 150 C  
Hydrochloric Acid 37   150 B 140 C C C 150 C  
Hydrocyanic Acid 10   73   140 C C C 200 70  
Hydrogen Peroxide 50   150 A 140 C C C 100 C A
Hydrogen Peroxide 90     A 140 C C C C C B
Inks           C C C   70  
Jp-4 Fuel         C A A A C 70 A
Kerosene   C 73 C 140 A A A C 140 A
Latic Acid 25   150 A 140 C C B 70   A
Latic Acid 80   150 A 73 C C B 70 C A
Lead Acetate Sat   180 A 140   C C 210 70  
Linseed Oil     150 A 140 A A A B to 70 180 A
Magnesium Chloride Sat   180 A 140 B C C 170 180 150
Magnesium Sulfate     180 A 140 A A A 175 180 150
Mercury     150 A 140 C A A 210 140 A
Mineral Oil   70 120   140 A A A C 140 A
Naphtha   B to 70 73 C 140   A A C 140  
Nickel Sulfate Sat   180 A 140   C C 210   150
Nitric Acid <10 73 140 B 140 C C C 70 C B
Nitric Acid 30 C 73 B 140 C C C 70 C B
Nitric Acid 40 C C B 100 C C C C C B
Nitric Acid 50 C C B 100 C C C C C B
Nitric Acid 70 C C B 73 C C C C C B
Nitric Acid fuming C C C C C C C C C B
Nitrous Acid 10       73 C C C   C  
Oxalic Acid 50   180 A 140   C C 150 C A
Phosphoric Acid 10   180 A 140 C C C 140 70 A
Phosphoric Acid 50   180 A 140 C C C 70 C A
Phosphoric Acid 85   180 A 140 C C C 70 C  
Phosphorus Trichloride         C         C  
Picric Acid 10 C 170   170 C C C 140 C  
Potassium Bicarbonate Sat   170   140       170 70  
Potassium Bromide     180 A 140   C C 170 180  
Potassium Carbonate   70 140 A 280 B A A 170 180  
Potassium Chlorate     180 A 140   A A 140 B to 70  
Potassium Chloride     180 A 140 A B B 210 180 A
Potassium Cyanide         140 C B B 140 180 A
Potassium Dichromate Sat     B 140   B B 170 180  
Potassium Ferricyandide         140