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化學(xué)配方數(shù)據(jù)庫
配方類型: METALS AND THEIR TREATMENT
配方說明: Solder Brightener
配方組成:
配制方法: fluoboric acid gives better results than hydrochloric acid in this type of bright dip. Formula consists of 13 oz/gal each of 48% fluoboric acid solution and thiourea. Addition of a nonionic wetting agent improves the action of the bath, which is used at about 120-130F, for 1-3 minutes.

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