标准摘要
[中文适用范围]： 规定了硫酸铅沉淀 EDTA 滴定法测定硫化铅精矿中的铅含量。 适用于铅含量在10%（m/m）至80%（m/m）范围内的所有硫化铅精矿。 [外文原描述]： Specifies a lead sulfate precipitation EDTA titrimetric method for the determination of lead content in lead sulfide concentrates. Applicable to all lead sulfide concentrates with lead content in the range from 10 % (m/m) to 80 % (m/m).
英文名称Lead sulfide concentrates — Determination of lead content — Back titration of EDTA after precipitation of lead sulfate