中华人民共和国国家生态环境标准HJ1243—2022土壤和沉积物20种多溴联苯的测定气相色谱-高分辨质谱法Soilandsediment—Determinationof20polybrominatedbiphenyls—Gaschromatography-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。2022-04-15发布2022-11-01实施生态环境部发布HJ1243—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....................................................................................................................................................36样品................................................................................................................................................................37分析步骤........................................................................................................................................................58结果计算与表示.............................................................................................................................................89准确度............................................................................................................................................................910质量保证和质量控制............................................
