ASTM D2597-1994(2004) 含有二氧化氮和二氧化碳的馏除甲烷烃类液体混合物的气相色谱分析标准试验方法
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【英文标准名称】:StandardTestMethodforAnalysisofDemethanizedHydrocarbonLiquidMixturesContainingNitrogenandCarbonDioxidebyGasChromatography
【原文标准名称】:含有二氧化氮和二氧化碳的馏除甲烷烃类液体混合物的气相色谱分析标准试验方法
【标准号】:ASTMD2597-1994(2004)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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.H0
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;石油产品;分析;二氧化碳;烃类;润滑剂;液体
【英文主题词】:Carbondioxidecontent;Chemicalanalysis-petroleumproducts;Compositionanalysis-petroleumproducts;Demethanizedliquidhydrocarbonmixtures;Gaschromatography-petroleumproducts;Hydrocarbons;Naturalgas-liquid(NGL)mixtures;analysisofdemethanizedhydrocarbonliquidmixturescontaining;nitrogen/carbondioxide,bygaschromatography,test
【摘要】:Thecomponentdistributionofhydrocarbonliquidmixturesisoftenrequiredasaspecificationanalysisforthesematerials.Wideuseofthesehydrocarbonmixturesaschemicalfeedstocksorasfuelrequireprecisecompositionaldatatoensureuniformqualityofthereactionproduct.Inaddition,custodytransferoftheseproductsisoftenmadeonthebasisofcomponentanalysesofliquidmixtures.Thecomponentdistributiondataofhydrocarbonmixturescanbeusedtocalculatephysicalproperties,suchasspecificgravity,vaporpressure,molecularweight,andotherimportantproperties.Precisionandaccuracyofcompositionaldataareextremelyimportantwhenthesedataareusedtocalculatephysicalpropertiesoftheseproducts.1.1Thistestmethodcoverstheanalysisofdemethanizedliquidhydrocarbonstreamscontainingnitrogen/airandcarbondioxide,andpurityproductssuchasanethane/propanemixthatfallwithinthecompositionalrangeslistedinTable1.Thistestmethodislimitedtomixturescontaininglessthan5mol%ofheptanesandheavierfractions.1.2Theheptanesandheavierfraction,whenpresentinthesample,isanalyzedbyeither()reverseflowofcarriergasafter-hexaneandpeakgroupingor()precutcolumntoeluteheptanesandheavierfirstasasinglepeak.Forpuritymixeswithoutheptanesandheaviernoreverseofcarrierflowisrequired.Note1-InthecaseofunknownsampleswitharelativelylargeCplusorCplusfractionandwherepreciseresultsareimportant,itisdesirabletodeterminethemolecularweight(orotherpertinentphysicalproperties)ofthesefractions.Sincethistestmethodmakesnoprovisionfordeterminingphysicalproperties,thephysicalpropertiesneededcanbedeterminedbyanextendedanalysisoragreedtobythecontractingparties.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.ForspecifichazardstatementsseeAnnexA3.
【中国标准分类号】:G17
【国际标准分类号】:75_080
【页数】:10P.;A4
【正文语种】:
【原文标准名称】:含有二氧化氮和二氧化碳的馏除甲烷烃类液体混合物的气相色谱分析标准试验方法
【标准号】:ASTMD2597-1994(2004)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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.H0
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;石油产品;分析;二氧化碳;烃类;润滑剂;液体
【英文主题词】:Carbondioxidecontent;Chemicalanalysis-petroleumproducts;Compositionanalysis-petroleumproducts;Demethanizedliquidhydrocarbonmixtures;Gaschromatography-petroleumproducts;Hydrocarbons;Naturalgas-liquid(NGL)mixtures;analysisofdemethanizedhydrocarbonliquidmixturescontaining;nitrogen/carbondioxide,bygaschromatography,test
【摘要】:Thecomponentdistributionofhydrocarbonliquidmixturesisoftenrequiredasaspecificationanalysisforthesematerials.Wideuseofthesehydrocarbonmixturesaschemicalfeedstocksorasfuelrequireprecisecompositionaldatatoensureuniformqualityofthereactionproduct.Inaddition,custodytransferoftheseproductsisoftenmadeonthebasisofcomponentanalysesofliquidmixtures.Thecomponentdistributiondataofhydrocarbonmixturescanbeusedtocalculatephysicalproperties,suchasspecificgravity,vaporpressure,molecularweight,andotherimportantproperties.Precisionandaccuracyofcompositionaldataareextremelyimportantwhenthesedataareusedtocalculatephysicalpropertiesoftheseproducts.1.1Thistestmethodcoverstheanalysisofdemethanizedliquidhydrocarbonstreamscontainingnitrogen/airandcarbondioxide,andpurityproductssuchasanethane/propanemixthatfallwithinthecompositionalrangeslistedinTable1.Thistestmethodislimitedtomixturescontaininglessthan5mol%ofheptanesandheavierfractions.1.2Theheptanesandheavierfraction,whenpresentinthesample,isanalyzedbyeither()reverseflowofcarriergasafter-hexaneandpeakgroupingor()precutcolumntoeluteheptanesandheavierfirstasasinglepeak.Forpuritymixeswithoutheptanesandheaviernoreverseofcarrierflowisrequired.Note1-InthecaseofunknownsampleswitharelativelylargeCplusorCplusfractionandwherepreciseresultsareimportant,itisdesirabletodeterminethemolecularweight(orotherpertinentphysicalproperties)ofthesefractions.Sincethistestmethodmakesnoprovisionfordeterminingphysicalproperties,thephysicalpropertiesneededcanbedeterminedbyanextendedanalysisoragreedtobythecontractingparties.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.ForspecifichazardstatementsseeAnnexA3.
【中国标准分类号】:G17
【国际标准分类号】:75_080
【页数】:10P.;A4
【正文语种】:
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