中华人民共和国国家环境保护标准HJ1049-2019水质4种硝基酚类化合物的测定液相色谱-三重四极杆质谱法Waterquality—Determinationof4nitrophenolcompounds—Liquidchromatography-triplequadrupolemassspectrometry（发布稿）本电子版为发布稿。请以中国环境出版集团出版的正式标准文本为准。2019-10-24发布2020-04-24实施生态环境部发布i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.................................................................................................................................27样品.............................................................................................................................................38分析步骤.....................................................................................................................................39结果计算与表示.........................................................................................................................510精密度和准确度.......................................................................................................................611质量保证和质量控制.........................................................................................................
