化学配方数据库
配方类型: METALS AND THEIR TREATMENT
配方说明: Coloring copper Golden Yellow
配方组成: Nitric acid (1.42 sp gr)/2.5 fl oz/gal
Wetting agent such as sodium lauryl sulfate/0.1 oz/gal
Hydrochloric acid (1.20 sp gr)/0.75 fl oz/gal
Temperature/70 to 80F
Sodium dichromate/20 oz/gal
Immersion time 1 min.
Sulfuric acid (1.84 sp gr)/0.4 fl oz/gal

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