中华人民共和国国家生态环境标准HJ1261—2022固定污染源废气苯系物的测定气袋采样/直接进样-气相色谱法Stationarysourceemission—Determinationofbenzeneanditsanalogies—Bagssampling/Directinjection—gaschromatography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。2022-07-14发布2023-01-15实施生态环境部发布HJ1261—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....................................................................................................................................................16仪器和设备....................................................................................................................................................27样品................................................................................................................................................................28结果计算与表示.............................................................................................................................................49准确度............................................................................................................................................................410质量保证和质量控制......................................
