配方类型:

METALS AND THEIR TREATMENT

配方说明:

Coating for Drawing Stainless Steel (U.S. Patent 2,669,532)

配方组成:

Sodium Chlorate/4 lb.
Oxalic Acid/4 lb.
Water/100 gal.
Ferrous Oxalate/40 lb.

配制方法:

Immerse the steel in this solution for 3 to 10 minutes; then add 50 to 500 g. of potassium ferricyanide.