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【英文标准名称】:StandardTestMethodforDeterminationofBerylliumintheWorkplaceUsingField-BasedExtractionandFluorescenceDetection
【原文标准名称】:用现场萃取和荧光检测法测定工作场所铍含量的标准试验方法
【标准号】:ASTMD7202-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D22.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:空气质量;环境;铍;检测;测定;工作环境;萃取;荧光;测试;工作场所
【英文主题词】:air;beryllium;filter;fluorescence;wipe;workplace
【摘要】:Exposuretoberylliumcancauseapotentiallyfataldisease,andoccupationalexposurelimitsforberylliuminairandonsurfaceshavebeenestablishedtoreduceexposureriskstopotentiallyaffectedworkers(1,2).Samplingandanalyticalmethodsforberylliumareneededinordertomeetthechallengesrelatingtoexposureassessmentandriskreduction.Field-portablesamplingandanalysismethods,suchastheproceduredescribedinthistestmethod,aredesiredinordertofacilitateon-sitemeasurementofberyllium.On-siteberylliumanalysisresultscanthenbeusedasabasisformanagementofprotectionofhumanhealth.1.1Thistestmethodisintendedforuseinthedeterminationofberylliumbysamplingworkplaceairandsurfacedust.1.2ThistestmethodassumesthatairandsurfacesamplesarecollectedusingappropriateandapplicableASTMInternationalstandardpracticesforsamplingofworkplaceairandsurfacedust.Thesesamplesaretypicallycollectedusingairfiltersampling,vacuumsamplingorwipingtechniques.1.3Thistestmethodincludesaprocedureforon-siteextraction(dissolution)ofberylliuminweaklyacidicmedium(pHof1%aqueousammoniumbifluorideis4.8),followedbyfieldanalysisofaliquotsoftheextractsolutionusingaberyllium-specificfluorescentdye.1.4Theprocedureistargetedforon-siteuseinthefieldforoccupationalandenvironmentalhygienemonitoringpurposes.1.5Nodetailedoperatinginstructionsareprovidedbecauseofdifferencesamongvariousmakesandmodelsofsuitablefluorometricinstruments.Instead,theanalystshallfollowtheinstructionsprovidedbythemanufactureroftheparticularinstrument.Thistestmethoddoesnotaddresscomparativeaccuracyofdifferentdevicesortheprecisionbetweeninstrumentsofthesamemakeandmodel.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.1.7Thistestmethodcontainsnotesthatareexplanatoryandnotpartofmandatoryrequirementsofthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C70
【国际标准分类号】:13_040_30
【页数】:7P.;A4
【正文语种】: