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| 配方类型： |
METALS |
| 配方说明： |
To Blacken Stainless Steel (British Patent 834,834) |
| 配方组成： |
Surfactant/1
Iron Sulfate/500
Water/To make 1000
Sodium Alginate/10
Sodium Dichromate/500 |
| 配制方法： |
Mix and apply to cleaned surface and heat to 450'. This coating can be polished to a high gloss. |
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