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氨氮最新標(biāo)準(zhǔn)word版(已修改)

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【正文】 中華人民共和國(guó)國(guó)家環(huán)境保護(hù)標(biāo)準(zhǔn)HJ 5352009代替 GB 747987水質(zhì) 氨氮的測(cè)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(hù) 部 20100401 實(shí)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(shè)備...................................................................................................................................36 樣品...............................................................................................................................................37 分析步驟.........................................................
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