配方类型:

METALS

配方说明:

Inhibited Pickling of Steel Solution

配方组成:

Stannous Chloride/3.25 g
38% Hydrochloric Acid/6 cc
Water/1 liter
Crystalline Ferrous Sulfate/8 g
98% Sulfuric Acid/50 cc

配制方法:

The steel objects are placed in this liquid for one night then thoroughly rinsed with clean water or, alternatively, they are first treated with lime water or a solution of soda ash for neutralizing and then rinsed with water, after which they are dried to be painted, etc.
This treatment is suitable for derusting or descaling steel products practically without dissolving the steel base.