化学配方数据库
配方类型: INKS AND MARKING COMPOUNDS
配方说明: Solid Writing Ink (Japanese Patnet 3366 (1952))
配方组成: Iron Sulfate/4
Tannic Acid/3
Mix, dry and mill with
50% Alcohol/16
Sulfamic Acid/8
Pyrogallic Acid/1
配制方法: Mix, mold, and dry.

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