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【英文标准名称】:Waterquality-Determinationofnitrogen-Methodusingoxidativedigestionwithperoxodisulfate
【原文标准名称】:水质.氮的测定.过硫酸盐氧化消化法
【标准号】:BSENISO11905-1-1998
【标准状态】:现行
【国别】:英国
【发布日期】:1998-07-15
【实施或试行日期】:1998-07-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:化学分析和测试;含量测定;测量规程;氮;氧化法;过氧二硫酸盐;水质;水质测试
【英文主题词】:Chemicalanalysisandtesting;Determinationofcontent;Determinationprocedures;Nitrogen;Oxidationmethods;Peroxodisulphates;Waterquality;Watertesting
【摘要】:ThispartofISO11905specifiesamethodforthedeterminationofnitrogenpresentinwater,intheformoffreeammonia,ammonium,nitrite,nitrateandorganicnitrogencompoundscapableofconversiontonitrateundertheoxidativeconditionsdescribed.Dissolvednitrogengasisnotdeterminedbythismethod.Thismethodisapplicabletotheanalysisofnaturalfreshwater,seawater,drinkingwater,surfacewaterandtreatedsewageeffluent.Itisalsoapplicabletotheanalysisofsewageandtradewastesinwhichtheamountoforganicmatterinthetestportioncanbekeptbelow40mg/l,expressedascarbon(C),whenmeasuredbyTotalOrganicCarbon(TOC),or120mg/l,expressedasoxygen(O2),whenmeasuredbyChemicalOxygenDemand(COD)accordingtotherespectiveInternationalStandards.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:26P.;A4
【正文语种】:英语