GB/T 3884.14-2012 铜精矿化学分析方法 第14部分:金和银量测定 火试金重量法和原子吸收光谱法 Methods for chemical analysis of copper concentrates - Part 14: Determination of gold and silver - Fire assay gravimetric and flame atomic absorption spectrometric method
Methods for chemical analysis of copper concentrates - Part 14: Determination of gold and silver - Fire assay gravimetric and flame atomic absorption spectrometric method