ASTM D7096-2010 大口径毛细管气相色谱法测定汽油的沸程分布的标准试验方法

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【英文标准名称】:StandardTestMethodforDeterminationoftheBoilingRangeDistributionofGasolinebyWide-BoreCapillaryGasChromatography
【原文标准名称】:大口径毛细管气相色谱法测定汽油的沸程分布的标准试验方法
【标准号】:ASTMD7096-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D02.04.0H
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:blendingstreams;boilingrangedistribution;capillarygaschromatography;gaschromatography;gasoline;oxygenate;Boilingrangedistribution;Gaschromatography(GC);Gasoline;Simulateddistillation
【摘要】:Thedeterminationoftheboilingrangedistributionofgasolinebygaschromatographicsimulateddistillationprovidesaninsightintothecompositionofthecomponentsfromwhichthegasolinehasbeenblended.Knowledgeoftheboilingrangedistributionofgasolineblendingcomponentsisusefulforthecontrolofrefineryprocessesandfortheblendingoffinishedgasoline.ThedeterminationoftheboilingrangedistributionoflighthydrocarbonmixturesbygaschromatographicsimulateddistillationhasbetterprecisionthantheconventionaldistillationbyTestMethodD86.Additionally,thistestmethodprovidesmoreaccurateanddetailedinformationaboutthecompositionofthelightends.Thedistillationdataproducedbythistestmethodaresimilartothatwhichwouldbeobtainedfromacryogenic,trueboilingpoint(15theoreticalplates)distillation.ThistestmethodisintendedtoexpanduponTestMethodD3710bydefiningmandatoryresponsefactors,useofcapillarycolumntechnology,inclusionofoxygenates,anduseofflameionizationdetection.1.1Thistestmethodcoversthedeterminationoftheboilingrangedistributionofgasolineandliquidgasolineblendingcomponents.Itisapplicabletopetroleumproductsandfractionswithafinalboilingpointof280x00B0;C(536x00B0;F)orlower,asmeasuredbythistestmethod.1.2ThistestmethodisdesignedtomeasuretheentireboilingrangeofgasolineandgasolinecomponentswitheitherhighorlowvaporpressureandiscommonlyreferredtoasSimulatedDistillation(SimDis)bygaschromatographers.1.3Thistestmethodhasbeenvalidatedforgasolinecontainingethanol.Gasolinescontainingotheroxygenatesarenotspecificallyexcluded,buttheywerenotusedinthedevelopmentofthistestmethod.1.4Thistestmethodcanestimatetheconcentrationofn-pentaneandlightersaturatedhydrocarbonsingasoline.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5.1ResultsindegreesFahrenheitcanbeobtainedbysimplysubstitutingFahrenheitboilingpointsinthecalculationoftheboilingpoint-retentiontimecorrelation.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:14P.;A4
【正文语种】:英语

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