化学配方数据库
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 85-90C.

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