ASTM UOP311-2002 荧光指示剂吸附法(FIA)测定烃类
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【英文标准名称】:HydrocarbonTypesbyFluorescentIndicatorAdsorption(FIA)
【原文标准名称】:荧光指示剂吸附法(FIA)测定烃类
【标准号】:ASTMUOP311-2002
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:
【标准类型】:(UOP)
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thismethodisfordeterminingaromatic,olefinicandsaturatedhydrocarbonsbycolumnchromatographyinpetroleumdistillatesthatboilbelow315176;C.Itisdesignedforfullboilingrangematerials,notnarrowcuts,especiallynearthe315176;Climit.SamplesofhigherboilingrangecanbeanalyzedusingUOPMethod501.DepentanizationofthesamplebyUOP79isrecommended(seeNote1)ifitcontainsmorethan2liq-uidvolumepercent(LV-%)C4or15LV-%C5hydrocarbons.Thelowerdetectionlimitforahydrocarbontypeis0.4LV-%.Thepresenceorabsenceofolefinsbelow0.4LV-%canbeconfirmedbyUOPMethod304.Theindicatedaromatichydrocarbonscanincludesomediolefins,aromaticolefins,compoundscon-tainingsulfurandnitrogen,orhigherboilingoxygenatedcompounds.Oxygenatedgasolineblendingcom-ponentssuchasmethanol,ethanolormethyl-tert-butyletherdonotinterferewiththedeterminationofhy-drocarbontypes.Theoxygenatedcomponentsarenotdetected,sincetheyelutewiththealcoholdesorbent.Interferencefromotheroxygenatedcompoundsshallbeindividuallyverified.Whensamplescontainingoxygenatedblendingcomponentsareanalyzed,thehydrocarbontyperesultscanbereportedonanoxygen-ate-freebasis.Otherwise,theoxygenatedblendingcomponentscanbedeterminedbyeitherASTMMethodD4815orD5599,andtheresultscorrectedtoatotalsamplebasis.Samplesthatcontaindark-coloredcom-ponentsthatinterfereinreadingthechromatographicbandscannotbeanalyzed.Alternativemethodsforspecifichydrocarbontypeanalysisinclude:1)ASTMMethodD6379,anHPLCmethodfordeterminationofaromatichydrocarbontypesinaviationkeroseneandpetroleumdistillatesboilingintherangefrom50to300176;C;2)ASTMMethodD5186,anSFCmethodfordeterminationofthearomaticcontentandpolynu-cleararomaticcontentofdieselfuelsandaviationturbinefuels;and3)ASTMMethodD6550,anSFCmethodfordeterminationoftheolefincontentofgasoline.
【中国标准分类号】:
【国际标准分类号】:
【页数】:14P.;A4
【正文语种】:英语
【原文标准名称】:荧光指示剂吸附法(FIA)测定烃类
【标准号】:ASTMUOP311-2002
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:
【标准类型】:(UOP)
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thismethodisfordeterminingaromatic,olefinicandsaturatedhydrocarbonsbycolumnchromatographyinpetroleumdistillatesthatboilbelow315176;C.Itisdesignedforfullboilingrangematerials,notnarrowcuts,especiallynearthe315176;Climit.SamplesofhigherboilingrangecanbeanalyzedusingUOPMethod501.DepentanizationofthesamplebyUOP79isrecommended(seeNote1)ifitcontainsmorethan2liq-uidvolumepercent(LV-%)C4or15LV-%C5hydrocarbons.Thelowerdetectionlimitforahydrocarbontypeis0.4LV-%.Thepresenceorabsenceofolefinsbelow0.4LV-%canbeconfirmedbyUOPMethod304.Theindicatedaromatichydrocarbonscanincludesomediolefins,aromaticolefins,compoundscon-tainingsulfurandnitrogen,orhigherboilingoxygenatedcompounds.Oxygenatedgasolineblendingcom-ponentssuchasmethanol,ethanolormethyl-tert-butyletherdonotinterferewiththedeterminationofhy-drocarbontypes.Theoxygenatedcomponentsarenotdetected,sincetheyelutewiththealcoholdesorbent.Interferencefromotheroxygenatedcompoundsshallbeindividuallyverified.Whensamplescontainingoxygenatedblendingcomponentsareanalyzed,thehydrocarbontyperesultscanbereportedonanoxygen-ate-freebasis.Otherwise,theoxygenatedblendingcomponentscanbedeterminedbyeitherASTMMethodD4815orD5599,andtheresultscorrectedtoatotalsamplebasis.Samplesthatcontaindark-coloredcom-ponentsthatinterfereinreadingthechromatographicbandscannotbeanalyzed.Alternativemethodsforspecifichydrocarbontypeanalysisinclude:1)ASTMMethodD6379,anHPLCmethodfordeterminationofaromatichydrocarbontypesinaviationkeroseneandpetroleumdistillatesboilingintherangefrom50to300176;C;2)ASTMMethodD5186,anSFCmethodfordeterminationofthearomaticcontentandpolynu-cleararomaticcontentofdieselfuelsandaviationturbinefuels;and3)ASTMMethodD6550,anSFCmethodfordeterminationoftheolefincontentofgasoline.
【中国标准分类号】:
【国际标准分类号】:
【页数】:14P.;A4
【正文语种】:英语
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