| 配方类型： |
METALS |
| 配方说明： |
Chemical Polishing of Nickel (U.S. Patent 2,680,678) |
| 配方组成： |
b: Glacial Acetic Acid/60-70
Concentrated Hydrochloric Acid/500
Nitric Acid/40-30
Hydrochloric Acid/0.5
Water/1000
a: Copper Chloride/30 |
| 配制方法： |
Immerse nickel in a for at least 5 minutes at 82'F to remove the film of oxide. A few hours later immerse in b for 15 to 30 seconds at room temperature. |
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