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时间:2020-06-24
《水质 游离氯和总氯的测定.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、中华人民共和国国家标准GB××××-××××代替GB11898-89水质游离氯和总氯的测定N,N-二乙基1,4-苯二胺分光光度法Waterquality-Determinationoffreechlorineandtotalchlorine-TitrimetricmethodusingN,N-diethyl-1,4-phenylenediamine(征求意见稿)200×-××-××发布200×-××-××实施国家质量监督检验检疫总局发布环境保护部目次前言.......................
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、.............................................................25试剂和材料..............................................................................................................26仪器和设备...................................................................
5、...........................................37干扰及消除..............................................................................................................48样品........................................................................................
6、..................................49分析步骤..................................................................................................................510结果计算...........................................................................................
7、.....................511精密度和准确度....................................................................................................612质量保证和质量控制............................................................................................7附录A(规范性附录)一氯胺、二氯
8、胺和三氯化氮三种形式化合氯的分别测定.8附录B(规范性附录)水质游离氯和总氯的测定N,N-二乙基-1,4-苯二胺现场测定法......................................................................................................................10I前言为贯彻《中华人民共和国环境保护法》和《中华人民共和国水污染防治法》,保护环境,保障人体健康,规范水中游离
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