Designation:D7806−12StandardTestMethodforDeterminationoftheFattyAcidMethylEster(FAME)ContentofaBlendofBiodieselandPetroleum-BasedDieselFuelOilUsingMid-InfraredSpectroscopy1ThisstandardisissuedunderthefixeddesignationD7806;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationofthecontentofbiodiesel(fattyacidmethylesters—FAME)indieselfueloils.Itisapplicabletoconcentrationsfrom1to30volume%.ThisprocedureisapplicableonlytoFAME.Thistestmethodisnotappropriateforthedeterminationoftheconcentrationofbiodieselthatisintheformoffattyacidethylesters(FAEE).1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D975SpecificationforDieselFuelOilsD1298TestMethodforDensity,RelativeDensity(SpecificGravity),orAPIGravityofCrudePetroleumandLiquidPetroleumProductsbyHydrometerMethodD4052TestMethodforDensity,RelativeDensity,andAPIGravityofLiquidsbyDigitalDensityMeterD4057PracticeforManualSamplingofPetroleumandPetroleumProductsD4177PracticeforAutomaticSamplingofPetroleumandPetroleumProductsD4307PracticeforPreparationofLiquidBlendsforUseasAnalyticalStandardsD5854PracticeforMixingandHandlingofLiquidSamplesofPetroleumandPetroleumProductsD6299PracticeforApplyingStatisticalQualityAssuranceandControlChartingTechniquestoEvaluateAnalyticalMeasurementSystemPerformanceD6751SpecificationforBiodieselFuelBlendStock(B100)forMiddleDistillateFuelsE131TerminologyRelatingtoMolecularSpectroscopyE168PracticesforGeneralTechniquesofInfrare...
