中华人民共和国国家环境保护标准HJ621—2011代替GB/T17131-1997水质氯苯类化合物的测定气相色谱法Waterquality–Determinationofchlorobenzenes–gaschromatography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。2011-09-01发布2011-11-01实施发布环境保护部I目次前言..............................................................................................................................................................II1适用范围..........................................................................................................................................................12方法原理..........................................................................................................................................................13干扰及消除......................................................................................................................................................14试剂和材料......................................................................................................................................................25仪器和设备......................................................................................................................................................26样品..................................................................................................................................................................37分析步骤..........................................................................................................................................................48结果计算与表示..............................................................................................................................................59精密度和准确度..............................................................................................................................................610质量保证和质量控制..........................................................................................
