中华环保联合会发布团 体 标 准 T/ACEF165－2024 水体营养盐和重金属的薄膜扩散梯度 （DGT）法采样与检测技术规程 Technicalcodeofpracticefordiffusivegradientinthinfilms(DGT)methodfor samplingandmeasurementofnutrientsandheavymetalsinwaterbodies 2024-11-15发布 2024-12-01实施ICS13.020.40 CCSZ16 全国团体标准信息平台 全国团体标准信息平台 T/ACEF165－2024 I目次 前言...................................................................................................................................................III 1范围...............................................................................................................................................1 2规范性引用文件..........................................................................................................................1 3术语和定义..................................................................................................................................1 4基本规定.......................................................................................................................................3 5采样与检测程序..........................................................................................................................3 6数据处理与数据质量保障..........................................................................................................5 附录A（资料性）DGT固定膜提取率...........................................................................................7 附件B（资料性）扩散系数.............................................................................................................8 参考文献.............................................................................................................................................9 全国团体标准信息平台 全国团体标准信息平台