配方类型:

METALS AND THEIR TREATMENT

配方说明:

Deoxidizing Iron & Steel (British Patent 791,887)

配方组成:

Ammonium chloride/20 g.
Hydrochloric Acid (35%)/100 cc.

配制方法:

Heat to 70 to 75'C. and immerse metal for 30 seconds; rinse and dry.