Designation:D6258−17StandardTestMethodforDeterminationofSolventRed164DyeConcentrationinDieselFuels1ThisstandardisissuedunderthefixeddesignationD6258;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1ThistestmethodcoverstheprocedurefordeterminingtheconcentrationofdyeSolventRed164incommerciallyavailabledieselandburnerfuelsusingvisiblespectroscopy.NOTE1—ThistestmethodissuitableforallNo.1andNo.2gradesinSpecificationsD396andD975andforgradesDMAandDMBinSpecificationD2069.1.2TheconcentrationrangesspecifiedforthecalibrationstandardsareestablishedinresponsetotheInternalRevenueServicedyeingrequirementswhichstatethattax-exemptdieselfuelsatisfiesthedyeingrequirementonlyifitcontainsthedyeSolventRed164(andnootherdye)ataconcentrationspectrallyequivalentto3.9lbofthesoliddyestandardSolventRed26perthousandbbl(11.1mg/L)ofdieselfuel.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.1.5Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D396SpecificationforFuelOilsD975SpecificationforDieselFuelOilsD2069SpecificationforMarineFuels(Withdrawn2003)3D3699SpecificationforKerosineD4057PracticeforManualSamplingofPetroleumandPetroleumProductsE131TerminologyRelatingtoMolecularSpectroscopyE169PracticesforGeneralTechniquesofUl...