氨氮最新標準word版(已修改)
2025-08-29 06:37 本頁面
【正文】 中華人民共和國國家環(huán)境保護標準HJ 5352009代替 GB 747987水質 氨氮的測定納氏試劑分光光度法Water quality―Determination of ammonia nitrogen―Nessler’s reagent spectrophotometry20091231 發(fā)布環(huán) 境 保 護 部 20100401 實施發(fā)布目 次前 言.........................................................................................................................................III1 適用范圍.......................................................................................................................................12 方法原理.......................................................................................................................................13 干擾及消除...................................................................................................................................14 試劑和材料...................................................................................................................................15 儀器和設備...................................................................................................................................36 樣品...............................................................................................................................................37 分析步驟.........................................................
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