中华人民共和国国家环境保护标准HJ694—2014水质汞、砷、硒、铋和锑的测定原子荧光法WaterQuality-DeterminationofMercury,Arsenic,Selenium,BismuthandAntimony-AtomicFluorescenceSpectrometry(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。2014-03-13发布2014-07-01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干扰与消除.......................................................................................................................................26试剂和材料.....................................................................................................................................27仪器和设备.....................................................................................................................................48样品.................................................................................................................................................59分析步骤.........................................................................................................................................510结果计算与表示............................................................................................................................711精密度和准确度......................................................................