Designation:D2887−19a´2Designation:406StandardTestMethodforBoilingRangeDistributionofPetroleumFractionsbyGasChromatography1,2ThisstandardisissuedunderthefixeddesignationD2887;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.ε1NOTE—EditoriallycorrectedTable3inMarch2020.ε2NOTE—EditoriallycorrectedTableX6.1inOctober2020.1.Scope*1.1Thistestmethodcoversthedeterminationoftheboilingrangedistributionofpetroleumproducts.Thetestmethodisapplicabletopetroleumproductsandfractionshavingafinalboilingpointof538°C(1000°F)orloweratatmosphericpressureasmeasuredbythistestmethod.Thistestmethodislimitedtosampleshavingaboilingrangegreaterthan55.5°C(100°F),andhavingavaporpressuresufficientlylowtopermitsamplingatambienttemperature.NOTE1—Sinceaboilingrangeisthedifferencebetweentwotemperatures,onlytheconstantof1.8°F⁄°Cisusedintheconversionofthetemperaturerangefromonesystemofunitstoanother.1.1.1ProcedureA(Sections6–14)—AllowsalargerselectionofcolumnsandanalysisconditionssuchaspackedandcapillarycolumnsaswellasaThermalConductivityDetectorinadditiontotheFlameIonizationDetector.Analysistimesrangefrom14minto60min.1.1.2ProcedureB(Sections15–23)—Isrestrictedtoonly3capillarycolumnsandrequiresnosampledilution.Inaddition,ProcedureBisusednotonlyforthesampletypesdescribedinProcedureAbutalsofortheanalysisofsamplescontainingbiodieselmixturesB5,B10,andB20.Theanalysistime,whenusingProcedureB(AcceleratedD2887),isreducedtoabout8min.1.2Thistestmethodisnottobeusedfortheanalysisofgasolinesamplesorgasolinecomponents.ThesetypesofsamplesmustbeanalyzedbyTestMethodD7096.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesafterSIunitsareprovidedforinformationonlyandarenotconsideredstandard.1.4This...
