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| 配方类型： |
METALS AND THEIR TREATMENT |
| 配方说明： |
Hard Silver Plating Bath |
| 配方组成： |
Antimony/3 ''
Caustic potash/80 ''
Free cyanide/120 ''
Metallic silver/30 g/l
potassium tartrate/70 '' |
| 配制方法： |
The antimony may be added as potassium antimony tartrate. |
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