中华人民共和国国家环境保护标准HJ824-2017水质硫化物的测定流动注射-亚甲基蓝分光光度法Waterquality-Determinationofsulfide-Flowinjectionanalysis（FIA）andmethylenebluespectrophotometricmethod(发布稿)2017-03-30发布2017-05-01实施环境保护部发布i目次前言.....................................................................................................................................................ii1适用范围.............................................................................................................................................12规范性引用文件.................................................................................................................................13术语和定义.........................................................................................................................................14方法原理.............................................................................................................................................15干扰.....................................................................................................................................................26试剂和材料.........................................................................................................................................27仪器和设备.........................................................................................................................................58样品.....................................................................................................................................................59分析步骤.............................................................................................................................................510结果计算与表示...............................................................................................................................511精密度和准确度........................................................................................
