ASTM D6581-2008 悬浮离子色谱法测定饮用水中溴酸盐、亚溴酸盐、氯酸盐和亚氯酸盐的标准试验方法

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【英文标准名称】:StandardTestMethodsforBromate,Bromide,Chlorate,andChloriteinDrinkingWaterbySuppressedIonChromatography
【原文标准名称】:悬浮离子色谱法测定饮用水中溴酸盐、亚溴酸盐、氯酸盐和亚氯酸盐的标准试验方法
【标准号】:ASTMD6581-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D19.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:bottledandfinisheddrinkingwater;bromate;bromide;chemicalsuppression;chlorate;chlorite;ionchromatography;rawwater;samplepreservation;Bromatecontent;Bromidecontent;Chemically-suppressedionchromatography(IC);Chloritecontent;Drinkin
【摘要】:Theoxyhalideschlorite,chlorate,andbromateareinorganicdisinfectionby-products(DBPs)ofconsiderablehealthriskconcernworldwide.Theoccurrenceofchloriteandchlorateisassociatedwiththeuseofchlorinedioxide,aswellashypochloritesolutionsusedfordrinkingwaterdisinfection.Theoccurrenceofbromateisassociatedwiththeuseofozonefordisinfection,whereinnaturallyoccurringbromideisoxidizedtobromate.Bromideisanaturallyoccurringprecursortotheformationofbromate.1.1Thismulti-testmethodcoversthedeterminationoftheoxyhalidesx2014;chlorite,bromate,andchlorate,andbromide,inrawwater,finisheddrinkingwaterandbottled(non-carbonated)waterbychemicallyandelectrolyticallysuppressedionchromatography.Therangestestedusingthismethodforeachanalytewereasfollows:RangeSectionsTestMethodA:ChemicallySuppressedIonChromatography

8to18
Chlorite
20to500x00B5;g/L

Bromate
5to30x00B5;g/L

Bromide
20to200x00B5;g/L

Chlorate
20to500x00B5;g/L

TestMethodB:ElectrolyticallySuppressedIonChromatography

19to29
Chlorite
20to1000x00B5;g/L

Bromate
1to30x00B5;g/L

Bromide
20to200x00B5;g/L

Chlorate
20to1000x00B5;g/L