现行 HJ 668-2013
水质 总氮的测定 流动注射-盐酸萘乙二胺分光光度法 水质 总氮的测定 流动注射-盐酸萘乙二胺分光光度法 Water quality-Determination of total nitrogen by flow injection analysis(FIA)and N-(1-naphthyl)ethylene diamine dihydrochloride spectrophotometry
发布日期:2013-10-25
实施日期:2014-01-01
分类信息
发布单位或类别: 中国 行业标准-环保
CCS分类: z
ICS分类: 01.040.13词汇 - 环保、保健和安全 (词汇)
研制信息

归口单位: 环境保护部

起草单位: 苏州市环境监测中心站

标准简介

本标准适用于地表水、地下水、生活污水和工业废水中总氮的测定

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最后更新时间 2025-09-02