环境空气 降尘的测定 重量法（征求意见稿）.pdf

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1、附件2中华人民共和国国家环境保护标准HJ□□□-20□□代替GB/T15265-94环境空气降尘的测定重量法Ambientair-Determinationofdustfall-Gravimetricmethod（征求意见稿）202□-□□-□□发布202□-□□-□□实生态环境部发布目次前言.................................................................................................................

2、....................................ii1适用范围.........................................................................................................................................12规范性引用文件.......................................................................

3、......................................................13术语和定义...................................................................................................................................14方法原理..............................................................

4、...........................................................................15干扰和消除.....................................................................................................................................16试剂和材料......................................

5、...............................................................................................17仪器和设备.....................................................................................................................................28样品的采集..................

6、...................................................................................................................29样品保存.........................................................................................................................................31

7、0分析步骤.......................................................................................................................................311结果计算与表示..............................................................................................................

8、.............312精密度和准确度...........................................................................................................................413质量保证和质量控制......................