Designation:D5307–97(Reapproved2007)AnAmericanNationalStandardStandardTestMethodforDeterminationofBoilingRangeDistributionofCrudePetroleumbyGasChromatography1ThisstandardisissuedunderthefixeddesignationD5307;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationoftheboilingrangedistributionofwater-freecrudepetroleumthrough538°C(1000°F).Materialboilingabove538°Cisreportedasresidue.Thistestmethodisapplicabletowholecrudesamples,thatcanbesolubilizedinasolventtopermitsamplingbymeansofamicrosyringe.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesstatedininch-poundunitsareforinfor-mationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.Specificprecau-tionarystatementsaregivenin7.2,7.5,7.6,7.7,and7.9.2.ReferencedDocuments2.1ASTMStandards:2D2892TestMethodforDistillationofCrudePetroleum(15-TheoreticalPlateColumn)D4057PracticeforManualSamplingofPetroleumandPetroleumProducts3.Terminology3.1DefinitionsofTermsSpecifictoThisStandard:3.1.1areaslice,n—thearea,resultingfromtheintegrationofthechromatographicdetectorsignal,withinaspecifiedretentiontimeinterval.3.1.1.1Discussion—Inareaslicemode(see6.2.2),peakdetectionparametersarebypassedandthedetectorsignalintegralisrecordedasareaslicesofconsecutive,fixeddurationtimeintervals.3.1.2correctedareaslice,n—anareaslicecorrectedforbaselinedrift,bysubtractionoftheexactlycorrespondingareasliceinapreviouslyrecordedblank(nonsample)analysis;correctionforsignaloffsetmayalsoberequired.3.1.3cumulativecorrectedarea,n—theaccumulatedsumofcorrectedareaslicesfromthebeginningoftheanalysisthro...
