ISO 2977-1997 石油产品和烃类溶剂苯胺点和混合苯胺点的测定
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【英文标准名称】:Petroleumproductsandhydrocarbonsolvents-Determinationofanilinepointandmixedanilinepoint
【原文标准名称】:石油产品和烃类溶剂苯胺点和混合苯胺点的测定
【标准号】:ISO2977-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-07
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC28
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;溶剂;测定;材料试验;物理试验;矿物油;石油产品;试验;烃类;芳烃;液体燃料;温度测量;化学分析和试验;苯胺点;试验设备
【英文主题词】:Anilinepoint;Aromatichydrocarbons;Chemicalanalysisandtesting;Definitions;Determination;Hydrocarbons;Liquidfuels;Materialstesting;Mineraloils;Petroleumproducts;Physicaltesting;Solvents;Temperaturemeasurement;Testequipment;Testing
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationoftheanilinepointofpetroleumproductsandhydrocarbonsolvents,andthemixedanilinepointofthoseproductshavinganilinepointsbelowthetemperatureatwhichanilinewillcrystallizefromtheaniline-samplemixture.Method1describesaprocedurefortransparentsampleswithaninitialboilingpointaboveambienttemperature,andforthosewithananilinepointbelowthebubblepointandabovethesolidificationpointoftheaniline-samplemixture.Method2,athinfilmmethod,describesaprocedureforsamplestoodarkfortestingbymethod1.Methods3and4areforsamplesthatmayvaporizeappreciablyattheanilinepoint.NOTE1Method4isparticularlysuitablewhereonlysmallquantitiesofsampleareavailable.Method5describesaprocedureusingautomatedorautomaticapparatussuitablefortherangecoveredbymethods1and2.NOTE2Theanilinepoint(ormixedanilinepoint)isusefulasanaidinthecharacterizationofpurehydrocarbonsandintheanalysisofhydrocarbonmixtures.Aromatichydrocarbonsexhibitthelowestvaluesandparaffinsthehighest,withcycloparaffinsandolefinsexhibitingintermediatevalues.Inahomologousseries,theanilinepointsincreasewithincreasingmolecularmass.NOTE3Althoughtheanilinepointcanbeusedincombinationwithotherphysicalpropertiesincorrelativemethodsforhydrocarbonanalysis,themostfrequentusageistoprovideanestimateofthearomaticcontent(or"aromaticity")ofhydrocarbonmixtures.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:15P.;A4
【正文语种】:英语
【原文标准名称】:石油产品和烃类溶剂苯胺点和混合苯胺点的测定
【标准号】:ISO2977-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-07
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC28
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;溶剂;测定;材料试验;物理试验;矿物油;石油产品;试验;烃类;芳烃;液体燃料;温度测量;化学分析和试验;苯胺点;试验设备
【英文主题词】:Anilinepoint;Aromatichydrocarbons;Chemicalanalysisandtesting;Definitions;Determination;Hydrocarbons;Liquidfuels;Materialstesting;Mineraloils;Petroleumproducts;Physicaltesting;Solvents;Temperaturemeasurement;Testequipment;Testing
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationoftheanilinepointofpetroleumproductsandhydrocarbonsolvents,andthemixedanilinepointofthoseproductshavinganilinepointsbelowthetemperatureatwhichanilinewillcrystallizefromtheaniline-samplemixture.Method1describesaprocedurefortransparentsampleswithaninitialboilingpointaboveambienttemperature,andforthosewithananilinepointbelowthebubblepointandabovethesolidificationpointoftheaniline-samplemixture.Method2,athinfilmmethod,describesaprocedureforsamplestoodarkfortestingbymethod1.Methods3and4areforsamplesthatmayvaporizeappreciablyattheanilinepoint.NOTE1Method4isparticularlysuitablewhereonlysmallquantitiesofsampleareavailable.Method5describesaprocedureusingautomatedorautomaticapparatussuitablefortherangecoveredbymethods1and2.NOTE2Theanilinepoint(ormixedanilinepoint)isusefulasanaidinthecharacterizationofpurehydrocarbonsandintheanalysisofhydrocarbonmixtures.Aromatichydrocarbonsexhibitthelowestvaluesandparaffinsthehighest,withcycloparaffinsandolefinsexhibitingintermediatevalues.Inahomologousseries,theanilinepointsincreasewithincreasingmolecularmass.NOTE3Althoughtheanilinepointcanbeusedincombinationwithotherphysicalpropertiesincorrelativemethodsforhydrocarbonanalysis,themostfrequentusageistoprovideanestimateofthearomaticcontent(or"aromaticity")ofhydrocarbonmixtures.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:15P.;A4
【正文语种】:英语
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