Designation:D7398−21StandardTestMethodforBoilingRangeDistributionofFattyAcidMethylEsters(FAME)intheBoilingRangefrom100°Cto615°CbyGasChromatography1ThisstandardisissuedunderthefixeddesignationD7398;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodcoversthedeterminationoftheboilingrangedistributionoffattyacidmethylesters(FAME).ThistestmethodisapplicabletoFAMES(biodiesel,B100)havinganinitialboilingpointgreaterthan100°Candafinalboilingpointlessthan615°Catatmosphericpressureasmeasuredbythistestmethod.1.2Thetestmethodcanalsobeapplicabletoblendsofdieselandbiodiesel(B1throughB100),howeverprecisionforthesesamplestypeshasnotbeenevaluated.1.3Thetestmethodisnotapplicableforanalysisofpetroleumcontaininglowmolecularweightcomponents(forexamplenaphthas,reformates,gasolines,crudeoils).1.4BoilingrangedistributionsobtainedbythistestmethodarenotequivalenttoresultsfromlowefficiencydistillationsuchasthoseobtainedwithTestMethodD86orD1160,especiallytheinitialandfinalboilingpoints.1.5Thistestmethodusestheprinciplesofsimulateddistil-lationmethodology.SeeTestMethodsD2887,D6352,andD7213.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.8Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2...
