环境空气 挥发性卤代烃的测定 活性炭吸附-二硫化碳解吸_气相色谱法 .pdf.pdf

中华人民共和国国家环境保护标准 HJ 645-2013 环境空气挥发性卤代烃的测定 活性炭吸附-二硫化碳解吸/气相色谱法 Ambient air - Determination of vol atile halogenated hydrocarbons - Activated charcoal adsorption a nd carbon disulfide desorption/gas chromatographic method (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。 2013-2-17 发布 2013-7-1 实施 发布 环 境 保 护 部 I 目 次 前言 .............................................................................................................................. ................... II 1 适用范围 .............................................................................................................................. ...... 1 2 规范性引用文件 ........................................................................................................................ 1 3 方法原理 .............................................................................................................................. ...... 1 4 干扰和消除 .............................................................................................................................. .. 1 5 试剂和材料 .............................................................................................................................. .. 1 6 仪器和设备 .............................................................................................................................. .. 1 7 样品............................................................................................................................... ............. 2 8 分析步骤 .............................................................................................................................. ...... 3 9 结果计算与表示 ........................................................................................................................ 4 10 精密度和准确度 ...................................................................................................................... 5 11 质量保证和质量控制 .........................................................................