化学配方数据库
配方类型: METALS AND THEIR TREATMENT
配方说明: Brown Patina on Copper on Brass (U.S.S.R. Patent 107,179)
配方组成: Water/19.1
Glacial Acetic Acid/3.0
Minium/59.9
Alcohol/6.0
Chalk, Ground/12.0

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