ASTM E1413-2007 用动态顶部空间浓缩法测定燃烧残骸试样中可燃性液态残渣的分离和浓度的标准实施规程
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【英文标准名称】:StandardPracticeforSeparationandConcentrationofIgnitableLiquidResiduesfromFireDebrisSamplesbyDynamicHeadspaceConcentration
【原文标准名称】:用动态顶部空间浓缩法测定燃烧残骸试样中可燃性液态残渣的分离和浓度的标准实施规程
【标准号】:ASTME1413-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:E30.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:分析方法;防火安全
【英文主题词】:dynamicheadspaceconcentration;firedebrissamples
【摘要】:Thispracticeisusefulforpreparingextractsfromfiredebrisforlateranalysisbygaschromatography,GC/MS,orGC/IR.Thisisaverysensitiveseparationprocedure,capableofisolatingquantitiessmallerthan0.1x03BC;Lofignitableliquidresiduefromasample.4.2.1Actualrecoverywillvary,dependingonseveralfactors,includingadsorptiontemperature,containersize,andcompetitionfromthesamplematrix.x201C;Thisisapotentiallydestructivetechnique.x201D;Portionsofthesamplesubjectedtothisproceduremaynotbesuitableforre-sampling.Therefore,aportionofthesampleextractshouldbesavedforpotentialfutureanalysis.ConsiderusingpassiveheadspaceconcentrationasdescribedinPracticeE1412.1.1Thispracticedescribestheprocedureforseparationofsmallquantitiesofignitableliquidresiduesfromfiredebrissamplesusingtheabsorption/elutionmethodofheadspaceconcentration.1.2Bothpositiveandnegativepressuresystemsaredescribed.1.3Whilethispracticeissuitableforsuccessfullyextractingignitableliquidresiduesovertheentirerangeofconcentration,theheadspaceconcentrationmethodsarebestusedwhenahighlevelofsensitivityisrequiredduetoaverylowconcentrationofignitableliquidresiduesinthesample.1.4AlternateseparationandconcentrationproceduresarelistedinSection2.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C80
【国际标准分类号】:13_220_99
【页数】:3P.;A4
【正文语种】:
【原文标准名称】:用动态顶部空间浓缩法测定燃烧残骸试样中可燃性液态残渣的分离和浓度的标准实施规程
【标准号】:ASTME1413-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:E30.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:分析方法;防火安全
【英文主题词】:dynamicheadspaceconcentration;firedebrissamples
【摘要】:Thispracticeisusefulforpreparingextractsfromfiredebrisforlateranalysisbygaschromatography,GC/MS,orGC/IR.Thisisaverysensitiveseparationprocedure,capableofisolatingquantitiessmallerthan0.1x03BC;Lofignitableliquidresiduefromasample.4.2.1Actualrecoverywillvary,dependingonseveralfactors,includingadsorptiontemperature,containersize,andcompetitionfromthesamplematrix.x201C;Thisisapotentiallydestructivetechnique.x201D;Portionsofthesamplesubjectedtothisproceduremaynotbesuitableforre-sampling.Therefore,aportionofthesampleextractshouldbesavedforpotentialfutureanalysis.ConsiderusingpassiveheadspaceconcentrationasdescribedinPracticeE1412.1.1Thispracticedescribestheprocedureforseparationofsmallquantitiesofignitableliquidresiduesfromfiredebrissamplesusingtheabsorption/elutionmethodofheadspaceconcentration.1.2Bothpositiveandnegativepressuresystemsaredescribed.1.3Whilethispracticeissuitableforsuccessfullyextractingignitableliquidresiduesovertheentirerangeofconcentration,theheadspaceconcentrationmethodsarebestusedwhenahighlevelofsensitivityisrequiredduetoaverylowconcentrationofignitableliquidresiduesinthesample.1.4AlternateseparationandconcentrationproceduresarelistedinSection2.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C80
【国际标准分类号】:13_220_99
【页数】:3P.;A4
【正文语种】:
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