【英文标准名称】:Waterquality.Determinationofselectedorganicnitrogenandphosphoruscompounds.Gaschromatographicmethods
【原文标准名称】:水质.所选用的有机氮和磷化合物含量的测定.气相色谱法
【标准号】:BSENISO10695-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-10-15
【实施或试行日期】:2000-10-15
【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;色谱法;测定;含量测定;测量规程;萃取分析法;气相色谱法;方法;氮;氮含量;氮有机化合物;磷含量;磷有机化合物;质量;水;水质;水质测试
【英文主题词】:Chemicalanalysisandtesting;Chromatography;Determination;Determinationofcontent;Determinationprocedures;Extractionmethodsofanalysis;Gaschromatography;Methods;Nitrogen;Nitrogencontent;Nitrogenorganiccompounds;Phosphoruscontent;Phosphorusorganiccompounds;Quality;Water;Waterquality;Watertesting
【摘要】:ThisInternationalStandardspecifiestwomethodsforthedeterminationofcertainorganicnitrogenandphosphoruscompoundsinwatersbygaschromatography(seeTable1).Themethodsmaybeextendedtoincludeadditionalsubstances,providedthemethodsarevalidatedforeachindividualcase.Clause3describestheliquid/liquidextractionmethod,whichisapplicabletosamplesofdrinkingwaters,groundwaters,surfacewatersandwastewaterscontainingupto0,05g/lofsuspendedsolids.Inthepresenceoforganicmatter,suspendedmatterandcolloids,interferencesaremorenumerousandconsequentlythedetectionlimitsofthismethodcanbehigher.NOTEBecauseoftheverylowconcentrationsnormallypresentinthewaters,theproblemofcontaminationisextremelyimportant.Thelowerthelevelmeasured,themoreprecautionshavetobeobserved.Clause4describestheliquid/solidextractionmethodwhichisapplicabletosamplesofgroundwater,surfacewateranddrinkingwatercontainingmassconcentrationsofabout≥0,05μg/l.Interferencesoccurringwiththeexaminationofsometypesofsurfacewatercanpreventtheapplicationofthismethod.DetectionlimitsaregivenforinformationinannexA.NOTEWhenapplyingthisInternationalStandard,theguideonanalyticalqualitycontrolforwateranalysis(seeISO/TR13530)shouldbefollowed.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:34P;A4
【正文语种】:英语