中华人民共和国国家生态环境标准HJ1270—2022环境空气26种多溴二苯醚的测定高分辨气相色谱-高分辨质谱法Ambientair—Determinationof26polybrominateddiphenylethers—Highresolutiongaschromatography-highresolutionmassspectrometry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HJ1270—2022i目次前言.....................................................................................................................................................................ii1适用范围...........................................................................................................................................................12规范性引用文件...............................................................................................................................................13方法原理...........................................................................................................................................................14干扰和消除.......................................................................................................................................................15试剂和材料.......................................................................................................................................................26仪器和设备.......................................................................................................................................................37样品...................................................................................................................................................................48分析步骤...........................................................................................................................................................69结果计算与表示...............................................................................................................................................810准确度.............
