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Insect Repellents
配方类型: |
ELEMENTARY PREPARATIONS |
配方说明: |
Antique Coloring for Copper |
配方组成: |
Acetic Acid/1 oz Water/2 oz Copper Nitrate/4 oz |
配制方法: |
Dissolve by stirring together in a glass or porcelain vessel. Pack into glass bottles. Wet the copper to be colored and apply the coloring solution hot. |
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