【摘要】 氰化亚金钾是镀金的主要原料 ,其质量标准对镀金工艺至关重要。英国标准 BS5658- 79内容过于繁杂 ,检测困难 ,难以应用。国内生产厂家质量标准指标过低 ,不能满足用户的质量要求。研究了合理的质量标准中应设定的项目及具体指标 ,并介绍了产品含金量及杂质含量的检验方法更多还原

【Abstract】 Potassium aurous cynide is a main material used for gold plating. Its quality standard is important in gold plating technology. The British standard BS5658 79 is too complicated and is difficult to be used. The specifications of the quality standard of domestic factories are low, so they are not satisfied with consumers’ requirements. The essential items and the particular specifications for reasonable quality standard were studied. A method determinging Au and impurities of products has been developed.更多还原