中华人民共和国国家环境保护标准HJ836-2017固定污染源废气低浓度颗粒物的测定重量法Stationarysourceemission—Determinationofmassconcentrationofparticulatematteratlowconcentration—Manualgravimetricmethod(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。2017-12-29发布2018-03-01实施发布环境保护部i目次前言......................................................................................................................................................i1适用范围.........................................................................................................................................12规范性引用文件.............................................................................................................................13术语和定义.....................................................................................................................................14方法原理.........................................................................................................................................35试剂和材料.....................................................................................................................................36仪器和设备......................................................................................................................................37样品..................................................................................................................................................58分析步骤..........................................................................................................................................69结果计算与表示..............................................................................................................................710质量控制和质量保证....................................................................................................................7附录A(资料性附录)同步双样的测定...............................................