作废 CJ/T 142-2001
城市供水 锑的测定 城市供水 锑的测定 Urban water supply—Determination of stibium
发布日期:2001-07-17
实施日期:2001-12-01
分类信息
标准简介

本标准规定了用石墨炉原子吸收分光光度法测定城市供水中的锑。本标准适用于城市供水及水源水中锑含量的测定。若进样量为20μL,则最低检测质量浓度为0.6μg/L。本方法测定城市供水及水源水中的锑,主要干扰物有抓化物、硫酸盐,每20μL水样可加人2g/L硝酸镁5μL作基体改进剂消除干扰

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最后更新时间 2025-08-30