Harwil Corporation

 Harwil Corporation
541 Kinetic Drive
Oxnard, CA 93030
Phone: 805.988.6800
            800.562.2447
     Fax: 805.988.6804 

Chemical Resistance Chart For Various Pump Materials

Reproduced by permission of Little Giant Pump Company

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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

 
Heptane A * A A A D D A A A B D A
Hexane A * A C A D C A A A B D A
Honey A * * A * A A * A A A A A
Hydraulic Oils (Petroleum) A * * * A * D * A A B D A
Hydraulic Oils (Synthetic) A * * * * * D * A C * * A
Hydrazine A * * * * * * * A B B A A
Hydrobromic Acid (20%) D A A A A A A * A D C * B
Hydrobromic Acid D A A B C D * A A D D A A
Hydrochloric Acid (Dry Gas) A * A A A * * * * * * A A
Hydrochloric Acid (20%) D C B A A A A D A C C A A
Hydrochloric Acid (37%) D C B A A A A D A C C C A
Hydrochloric Acid (100%) D D C A A * * * C D C * A
Hydrocyanic Acid A A A A A A A * A C B * A
Hydrocyanic Acid (Gas 10%) D * * A A * * * * * C A A
Hydrofluoric Acid (20%) D D B D A A A C A D C A B
Hydrofluoric Acid (75%) D D C C A D B C A D D C C
Hydrofluoric Acid (100%) D D B C A * * C * D D * A
Hydrofluosilicic Acid (20%) D D B D A B A * A B B A C
Hydrofluosilicic Acid D * C * A * * * * * A * *
Hydrogen Gas A * * A A * * * A * * * A
Hydrogen Peroxide (10%) C C A A A * * B * A D * D
Hydrogen Peroxide (30%) B B A A A * A C A D C * B
Hydrogen Peroxide B B A A A B A C A D D C A
Hydrogen Sulfide Aqueous Solution A A A A A A A A B C B A A
Hydrogen Sulfide (Dry) A * A A A * * A A * * * A
Hydroxyacetic Acid (70%) * B * A * * * * A A A A A