ICS13.040.40Z25DB37山东省地方标准DB37/T3785—2019固定污染源废气低浓度颗粒物的测定β射线法Stationarysourceemission—Determinationofmassconcentrationofparticulatematteratlowconcentration—Beta-raymethod2019-12-24发布2020-01-24实施山东省市场监督管理局发布DB37/T3785－2019I目次前言.....................................................................................................................................................................II1范围.................................................................................................................................................................12规范性引用文件.............................................................................................................................................13术语和定义.....................................................................................................................................................14方法原理.........................................................................................................................................................15试剂和材料.....................................................................................................................................................26仪器和设备.....................................................................................................................................................27采样和测定.....................................................................................................................................................38结果计算与表示.............................................................................................................................................49精密度和准确度.............................................................................................................................................410质量保证和质量控制...........................................................................................
