Methods for the analysis of zinc and zinc alloys, Part 6: Determination of copper content (0.25% to 1.25%) - Flame atomic absorption spectrometric method
锌及锌合金分析方法第6部分:铜含量(0.25%-1.25%)的测定火焰原子吸收光谱法
Specifies a flame atomic absorption spectrometric method for the determination of copper content in the range 0.25 percent to 1.25 percent copper in special high grade zinc, high grade zinc and diecast zinc alloys containing less than 4.3 percent aluminium, 0.003 percent cadmium, 0.08 percent iron, 0.005 percent lead, 0.08 percentmagnesium and 0.001 percent tin.