化学配方数据库
配方类型: METALS
配方说明: Black Nickel Plating
配方组成: Ammonium Sulfate/15
Zinc Sulfate 7H2O/25
Water/To make 100
ph/4.5-5.5
Pot. Sulfocyanate/32
Nickel Sulfate 7H2O/50
Current density/0.1-0.15 amp/sq dm at 20C.
配制方法: After plating treat with potassium dichromate (5% solution) at 60C for 30 minutes.

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