本文件规定了酸消解和电感耦合等离子体原子发射光谱法（ICP-AES）测定铜、铅和硫化锌精矿中镉质量分数的方法，如下所示: a） 对于硫化铜精矿，该方法适用于镉质量分数在0.01%至0.30%之间的测定； b） 对于硫化铅精矿，该方法适用于镉的质量分数从0.01%到0.30%的测定； c） 对于硫化锌精矿，该方法适用于镉质量分数在0.05%至1.00%之间的测定。

This document specifies an acid digestion and inductively coupled plasma atomic emission spectrometric (ICP-AES) method for the determination of the mass fraction of cadmium in copper, lead and zinc sulfide concentrates as follows: a) for copper sulfide concentrates, the method is applicable to the determination of mass fractions of cadmium from 0,01 % to 0,30 %; b) for lead sulfide concentrates, the method is applicable to the determination of mass fractions of cadmium from 0,01 % to 0,30 %; c) for zinc sulfide concentrates, the method is applicable to the determination of mass fractions of cadmium from 0,05 % to 1,00 %.