The gold in blister copper sample was pretreated with nitric acid-sulphuric acid to remove copper,digested with aqua,and determined by flame atom absorbance spectrometry.

• 本文建立了用硝酸-硫酸预处理除去大量的铜,王水溶解,火焰原子吸收法测定粗铜中金的分析方法。