HJ 872-2017 环境空气 氯气等有毒有害气体的应急监测 电化学传感器法（发布稿）

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1、中华人民共和国国家环境保护标准HJ872—2017环境空气氯气等有毒有害气体的应急监测电化学传感器法Ambientair—DeterminationofchlorineandotherhazardousairPollutantsinemergencymonitoring—Electrochemicalsensormethod（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—11—28发布2018—01—01实施环境保护部发布目次前言·······················································

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

3、······················13方法原理·····················································································································14干扰和消除··················································································································15试剂和材料···············

4、···································································································16仪器和设备··················································································································17采样前的准备····························································

5、···················································28样品采集和测定············································································································29结果计算与表示············································································································310

6、质量保证和质量控制····································································································311注意事项···················································································································3附录A（资料性附录）常见测定范围、方法原理、干扰和消除以及注意事项·······················

7、··········4i前言为贯彻《中华人民共和国环境保护法》和《中华人民共和国大气污染防治法》，保护环境，保障人体健康，规范环境空气应急监测工作，制定本标准。本标准规定了测定环境空气中氯气、硫化氢、氯化氢、一氧化碳、氰化氢、光气、氟化氢、氨气和二氧化硫等9种有害气体的电化学传感器法。本标准的附录A为资料性附录。本标准为首次发布。本标准由环境保护部环境监测司和科技标准司组织制订。本标准起草单位：沈阳市环境监测中心站、清华大学。本标准由环境保护部2017年11月28日批准。本标准自2018年1月1日起实施。本标准由环境保护部解释。ii环境空