团 体 标 准 T/ACEF260－2026 河湖库底泥有机质污染调查与评价技术规范 Technicalspecificationforinvestigationandassessmentoforganicmatterpollution inriver,lakeandreservoirsediments 2026-01-28发布 2026-02-01实施ICS13.020.40 CCSN77 中华环保联合会发布 全国团体标准信息平台 全国团体标准信息平台 T/ACEF260－2026 I目次 前言...............................................................................................................................................II 1范围.................................................................................................................................................1 2规范性引用文件............................................................................................................................1 3术语和定义....................................................................................................................................1 3.1底泥sediment......................................................................................................................1 3.2底泥有机质organicmatter.................................................................................................1 3.3底泥总有机碳totalorganiccarbon.....................................................................................2 3.4底泥背景值sedimentbackgroundvalue............................................................................2 3.5单因⼦指数法single-factorindexmethod.........................................................................2 3.6有机污染指数法organicpollutionindexmethod.............................................................2 4评价原则与流程............................................................................................................................2 4.1评价原则.............................................................................................................................2 4.2工作流程.............................................................................................................................2 5初步调查........................................................................................................................................3 5.1资料收集与现场踏勘.........................................................................................................3 5.2采样点布设.........................................................................................................................3 5.3样品采集.............................................................................................................................4 5.4分析检测.............................................................................................................................4 6初步评价........................................................................................................................................5 6.1评价方法.............................................................................................................................5 6.2评价分级.............................................................................................................................6 6.3结果判定.............................................................................................................................7 7详细调查........................................................................................................................................7 7.1加密点位布设.....................................................................................................................7 7.2样品采集.............................................................................................................................8 7.3分析检测.............................................................................................................................8 8最终评价........................................................................................................................................8 8.1评价方法.............................................................................................................................8 8.2评价分级................................................................