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【英文标准名称】:TestMethodforChemicalCompositionofGasesbyMassSpectrometry
【原文标准名称】:用质谱法测定气体化学成分的试验方法
【标准号】:ANSI/ASTMD2650-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【实施或试行日期】:2004-11-01
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:石油产品;气体燃料;试验
【英文主题词】:Chemicalanalysisandtesting;Chemicalcomposition;Gaseousfuels;Gases;Massspectrometry;Petroleumproducts;Testing
【摘要】:Thistestmethodcoversthequantitativeanalysisofgasescontainingspecificcombinationsofthefollowingcomponents:hydrogen;hydrocarbonswithuptosixcarbonatomspermolecule;carbonmonoxide;carbondioxide;mercaptanswithoneortwocarbonatomspermolecule;hydrogensulfide;andair(nitrogen,oxygen,andargon).Thistestmethodcannotbeusedforthedeterminationofconstituentspresentinamountslessthan0.1mole%.Dimethylbutanesareassumedabsentunlessspecificallysought.Note1Althoughexperimentalproceduresdescribedhereinareuniform,calculationproceduresvarywithapplication.Thefollowinginfluencesguidetheselectionofaparticularcalculation:qualitativemixturecomposition;minimumerrorduetocomponentspresumedabsent;minimumcrossinterferencebetweenknowncomponents;maximumsensitivitytoknowncomponents;lowfrequencyandcomplexityofcalibration;andtypeofcomputingmachinery.Becauseoftheseinfluences,atabulationofcalculationproceduresrecommendedforstatedapplicationsispresentedinSection.Note2ThistestmethodwasdevelopedonConsolidatedElectrodynamicsCorporationType103MassSpectrometers.Usersofotherinstrumentsmayhavetomodifyoperatingparametersandthecalibrationprocedure.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G86
【国际标准分类号】:71_040_50
【页数】:
【正文语种】:英语