配方类型:

METALS

配方说明:

Phosphating Bath for Steel (U.S.S.R. Patent 136,996)

配方组成:

Zinc Nitrate/10-20
Zinc Dihydrogen Phosphate/5-10
Barium Nitrate/30-40

配制方法:

Treat steel for 5-15 minutes at 85-90'C.