中华人民共和国国家生态环境标准HJ1268—2022水质甲基汞和乙基汞的测定液相色谱-原子荧光法Waterquality—Determinationofmethylmercuryandethylmercury—Liquidchromatography-atomicfluorescencespectrometry本电子版为正式标准文本，由生态环境部环境标准研究所审校排版。2022-12-12发布2023-06-15实施生态环境部发布HJ1268—2022i目次前言.....................................................................................................................................................................ii1适用范围...........................................................................................................................................................12规范性引用文件...............................................................................................................................................13方法原理...........................................................................................................................................................14试剂和材料.......................................................................................................................................................15仪器和设备.......................................................................................................................................................26样品...................................................................................................................................................................37分析步骤...........................................................................................................................................................38结果计算与表示...............................................................................................................................................49准确度...............................................................................................................................................................510质量保证和质量控制....................
