Designation:D8003−22StandardTestMethodforDeterminationofLightHydrocarbonsandCutPointIntervalsinLiveCrudeOilsandCondensatesbyGasChromatography1ThisstandardisissuedunderthefixeddesignationD8003;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1ThistestmethodcoversthedeterminationoflighthydrocarbonsandcutpointintervalsbygaschromatographyinlivecrudeoilsandcondensateswithVPCR4(seeNote1)upto500kPaat37.8°C.NOTE1—AsdescribedinTestMethodD6377.1.2Methane(C1)tohexane(nC6)andbenzenearespeciatedandquantitated.Samplescontainingmassfractionsofupto0.5%methane,2.0%ethane,10%propane,or15%isobu-tanemaybeanalyzed.Amassfractionwithalowerlimitof0.001%existsforthesecompounds.1.3Thistestmethodmaybeusedforthedeterminationofcutpointcarbonfractionintervals(see3.2.1)oflivecrudeoilsandcondensatesfrominitialboilingpoint(IBP)to391°C(nC24).ThenC24plusfractionisreported.1.4Deadoilsorcondensatessampledinaccordancewith12.1mayalsobeanalyzed.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5.1Exception—WherethereisnodirectSIequivalentsuchastubingsize.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.7Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D1265PracticeforSamplingLiquefiedPetroleum(LP)Gases,ManualMethodD3700PracticeforObtainingLPGSamplesUsingaF...
