HJ666-2013水质氨氮的测定流动注射-水杨酸分光光度法.pdf

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1、中华人民共和国国家环境保护标准HJ666-2013水质氨氮的测定流动注射-水杨酸分光光度法Waterquality-Determinationofammoniumnitrogenbyflowinjectionanalysis(FIA)andSalicylicacidspectrophotometry（发布稿）本电子版为发布稿。请以中国环境科学出版社出版的正式标准文本为准。2013-10-25发布2014-01-01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........................

4、..........................................................................................................15试剂和材料..................................................................................................................................26仪器和设备....................

5、..............................................................................................................27样品..............................................................................................................................................38分析步骤........

6、..............................................................................................................................39结果计算与表示..........................................................................................................................310精密度和准确度...

7、.......................................................................................................................411质量保证和质量控制...................................................................................................................412注意事项.................

8、..............................................................................................................