化学配方数据库
配方类型: INKS AND CARBON PAPER
配方说明: To Regenerate Typewriter Ribbons (French Patent 1,271,300)
配方组成: Immerse used ribbons for less than a minute i
Diethyl Phthalate/30
Ethylene Dichloride/70
配制方法: Drain and dry in air.

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