化学配方数据库
配方类型: METALS
配方说明: Inhibited Pickling of Steel Solution (U.S. Patent 2,586,331)
配方组成: b: 40% Formaldehyde/495 g
a: Aniline Thiocyanate/1940 cc
配制方法: Add a to b and stir at 12C; filter and wash with water.

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