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【英文标准名称】:Workplaceair-Determinationofparticulateleadandleadcompounds-Flameorelectrothermalatomicabsorptionspectrometricmethod
【原文标准名称】:工作场所空气.铅颗粒及铅化合物的测定.火焰或电热原子吸收光谱法
【标准号】:BSISO8518-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-01-12
【实施或试行日期】:2005-01-12
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:工作场所;试验;含量测定;质量;铅;定义;空气;化学分析和试验;职业安全;原子吸收分光光度测定法;空气质量
【英文主题词】:Air;Airquality;Atomicabsorptionspectrophotometry;Chemicalanalysisandtesting;Definition;Definitions;Determinationofcontent;Lead;Occupationalsafety;Quality;Testing;Workingplaces
【摘要】:1ThisInternationalStandardspecifiesflameandelectrothermalatomicabsorptionspectrometricmethodsforthedeterminationofthetime-weightedaveragemassconcentrationofparticulateleadandleadcompoundsinworkplaceair.2Themethodisapplicabletopersonalsamplingoftheinhalablefractionofairborneparticles,asdefinedinISO7708,andtostatic(area)sampling.3Thesampledissolutionprocedurespecifieshotplateormicrowavedigestion,orultrasonicextraction(11.2).Theuseofanalternative,morevigorousdissolutionprocedureisnecessarywhenitisdesiredtoextractleadfromcompoundspresentinthetestatmospherethatareinsolubleusingthedissolutionproceduresdescribedherein.4Theflameatomicabsorptionmethodisapplicabletothedeterminationofmassesofapproximately1μgto200μgofleadpersample,withoutdilution[1].Theelectrothermalatomicabsorptionmethodisapplicabletothedeterminationofmassesofapproximately0,01μgto0,5μgofleadpersample,withoutdilution[1].5Theultrasonicextractionprocedurehasbeenvalidatedforthedeterminationofmassesofapproximately20μgto100μgofleadpersample,forlaboratory-generatedleadfumeairfiltersamples[2].6Theconcentrationrangeforleadinairforwhichthisprocedureisapplicableisdeterminedinpartbythesamplingprocedureselectedbytheuser(see10.1).
【中国标准分类号】:Z15
【国际标准分类号】:13_040_30
【页数】:40P.;A4
【正文语种】:英语