Chart below shows chemical resistance of polyester and vinylester to select chemicals. For a more complete list or for other chemicals, contact your Zurn Sales Representative.

 Chemical

Polyester
Resin

Vinylester
Resin

Acetic Acid

50

120

210

Acetone

10

NR

NR

Ammonium Acetate

65

NR

80

Ammonium Chloride

All

150

210

Amyl Alcohol

All

NR

120

Benzene

100

NR

NR

Borax

100

150

210

Boric Acid

All

150

210

Chlorine,dry gas

100

120

210

Chlorine,wet gas

100

NR

210

Chlorine Dioxide

All

NR

150

Chlorine Water

Sat’d.

NR

180

Chromic Acid

5

NR

150

Chromic Acid

20

NR

120

Citric Acid

All

150

210

Crude Oil (Sour)

100

150

210

Dibutyl Ether

100

NR

180

Diesel Fuel

100

110

180

Diethlene Glycol

100

140

180

Ethylene Glycol

100

150

210

Fatty Acids

All

150

210

Fuel Oil

100

150

180

Gasoline,Aviation

100

100

180

Glycerine

100

150

210

Hydraulic Fluid

100

NR

180

Hydrogen Chloride

100

110

210

Jet Fuel (JP-4)

100

–

180

Kerosene

100

110

180

Lead Acetate

All

80

210

Linseed Oil

100

150

210

Magnesium Nitrate

All

150

210

Mercury

100

150

210

Minerals Oils

100

150

210

Naptha

100

80

180

Napthalene

100

110

210

Nickel Sulfate

All

110

210

Nitric Acid

5

NR

150

Potassium Bicarbonate

50

–

180

Potassium Nitrate

All

150

210

Silver Nitrate

All

150

210

Sodium Acetate

All

150

210

Sodium Carbonate

10

NR

180

Sodium Chloride

50

NR

100

Sodium Hydroxide

50

NR

210

Sour Crude Oil

100

150

210

Sugar,Sucrose

All

–

210

Sulfuric Acid

75

–

100

Toluene

100

NR

80

Turpentine

100

NR

150

Vinegar

100

110

210

Vinyl Toluene

100

–

80

Xylene

100

NR

80

Zinc Chloride

70

150

210

NR = Not Recommended

– = No Information Available

Constant temperatures should not exceed 180°F.