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

 
Paraffin A * * A A B A * A A * * A
Pentane C * B * A D * * A A B D A
Perchlorethylene A * * * A D D A A C D D A
Petrolatum A * * * A D * * A A B A A
Phenol (10%) A * B A A * * A B D C D C
Phenol (Carbolic Acid) A C A A A C B A A D D D B
Phosphoric Acid (to 40% Solution) A A A A A A A A A D D B A
Phosphoric Acid (40% - 100% Solution) B B A A A A A A A D D B C
Phosphoric Acid (Crude) C C A * A * * A A D D B A
Phosphoric Anhydride A * * D A * * * D D D * *
  Phosphoric Anhydride (Molten) A * * D A * * * D C D * A
Photographic (Developer) A A A A * A A * A A A * A
Phthalic Anhydride B * A * A * * * A C * * *
Picric Acid A * A A A * * * A A A * A
Plating Solutions
  Antimony Plating 130°F A A A A A A A * A A A * B
  Arsenic Plating 110°F A A A A A A A * A A A * B
  Black Chrome Bath 115°F C A A A A D A * C D D * D
  Barrel Chrome Bath 95°F D C A A A D A * C D D * D
  Brass Plating
Regular Brass Bath 100°F A A A A A A A * A A A * B
High Speed Brass Bath 110°F A A A A A A A * A A A * B
  Bronze Plating
Copper Cadmium Bronze Bath R T A A A A A A A * A A A * B
Copper-Tin Bronze Bath 160°F A A A D A A A * A A B * C
Copper-Zinc Bronze Bath 100°F A A A A A A A * A A A * B
  Cadmium Plating
Cyanide Bath 90°F A A A A A A A * A A A * B
Fluoborate Bath 100°F A D A A A A A * A B C * B
  Chromium Plating
Chromic-Sulphuric Bath 130°F C A A A A D A * C D D * D
Fluosilicate Bath 95°F C C A A A D A * C D D * D
Fluoride bath 130°F D C A A A D A * C D D * D
  Copper Plating (Acid)
Copper Sulfate Bath R T D A A A A A A * A A A * D
Copper Fluorborate Bath 120°F D D A A A A A * A B C * D
  Copper Plating (Cyanide)
Copper Strike Bath 120°F A A A A A A A * B * A * B
Rochelle Salt Bath 150°F A A A D A A A * A A B * C
High Speed Bath 180°F A A A D A A A * A A B * C
  Copper (Misc.)
Copper Pyrophosphate 140°F A A A A A A A * A A A * B
Copper (Electroless) 140°F * * * A A A A * A D D * B
  Gold Plating
Cyanide 150°F A A A D A A A * A A A * D
Neutral 75°F C A A A A A A * A A A * A
Acid 75°F C A A A A A A * A A A * A
Indium Sulfamate Plating R T C A A A A A A * A A A * A
  Iron Plating
Ferrous Chloride Bath 190°F D A D D A A C * A B D * D
Ferrous Sulfate Bath 150°F C A A D A A A * A A B * D
Ferrous Am Sulfate Bath 150°F C A A D A A A * A A B * D
Sulfate Chloride Bath 160°F D A D D A A A * A B C * D
Fluorobate Bath 145°F D D B D A A A * A B C * D
Sulfamate 140°F D A B A A A A * A A A * A
  Lead Fluoborate Plating C D A A A A A * A B C * A
  Nickel Plating
Watts Type 115-160°F C A A D A A A * A A A * D
High Chloride 130-160°F C A A D A A A * A A B * D
Fluoborate 100-170°F C D A D A A A * A B C * D
Sulfamate 100-140°F C A A A A A A * A A A * A
Electroless 200°F * * * D A D D * A D D * B
  Rhodium Plating 120°F D D D A A A A * A A B * A
  Silver Plating 80-120°F A A A A A A A * A A A * A
Tin-Fluorobate Plating 100°F C D A A A A A * A B C * A
  Tin-Lead Plating 100°F C D A A A A A * A B C * A
  Zinc Plating
Acid Chloride 140°F D A D A A A A * A A A * A
Acid Sulfate Bath 150°F C A A D A A A * * A B * D
Acid Fluorobate Bath R T * D * A A A A * A B C * A
Alkaline Cyanide Bath R T * A A A A A A * A A A * A
Potash * * A A * A A * A A B * A
Potassium Bicarbonate * B A A A A A A A A A * A
Potassium Bromide * A B A A A A C * A A A A
Potassium Carbonate * A A A A A A A A B A * A
Potassium Chlorate A A B A A A A A A A A * A
Potassium Chloride A A A A A A A A A A A A A
Potassium Chromate B * B A * A * A A A A * C
Potassium Cyanide Solutions B A A A A A A A B A A A A
Potassium Dichromate A A B A A A A A B A A A A
Potassium Ferrocyanide * * B A A * * * * D * * A
Potassium Hydroxide (50%) B C A A A A A A B B A A A
Potassium Nitrate B A B A A A A C B A A A A
Potassium Permanganate B B B A A A B A B A A * B
Potassium Sulfate B A A A A A A A A A A A A
Potassium Sulfide * * B A A * * * * A * * *
Propane (Liquified) * * * D A D D * A A B D A
Propylene Glycol * * * * A * * * A A C * A
Pyridine * * * * A D B A D D D B A
Pyrogallic Acid A * A A A * * * A A * * A