中华人民共和国国家环境保护标准HJ900-2017环境空气有机氯农药的测定气相色谱-质谱法Ambient air－Determination of organochlorine pesticides—Gas chromatography/mass spectrometry method（发布稿）本电子版为发布稿请以中国环境出版社出版的正式标准文本为准2017-12-14发布2018-03-01实施发布环境保护部目次前言···············································································································i1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···································································································37样品·············································································································58分析步骤······································································································79结果计算与表示·····························································································910精密度和准确度··························································································1011质量保证和质量控制····················································································1112废物处理····································································································11附录 A（规范性附录）方法检出限和测定下限······················································13附录 B（资料性附录）化合物一览表··································································14附录 C（资料性附录）有机氯农药的特征离子和选择离子扫描程序···························15附录 D（资料性附录）方法的精密度和准确度······················································18i