Designation:D3605−22StandardTestMethodforTraceMetalsinGasTurbineFuelsbyAtomicAbsorptionandFlameEmissionSpectroscopy1ThisstandardisissuedunderthefixeddesignationD3605;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodcoversthedeterminationofsodium,lead,calcium,andvanadiuminSpecificationD2880GradeNos.0-GTthrough4-GTfuelsat0.5mg⁄kglevelforeachoftheelements.Thistestmethodisintendedforthedetermina-tionofoil-solublemetalsandnotwaterbornecontaminantsinoil-watermixtures.1.1.1TestMethodD6728issuggestedasanalternativetestmethodforthedeterminationoftheseelementsinSpecificationD2880.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D2880SpecificationforGasTurbineFuelOilsD4057PracticeforManualSamplingofPetroleumandPetroleumProductsD4175TerminologyRelatingtoPetroleumProducts,LiquidFuels,andLubricantsD4177PracticeforAutomaticSamplingofPetroleumandPetroleumProductsD6728TestMethodforDeterminationofContaminantsinGasTurbineandDieselEngineFuelbyRotatingDiscElectrodeAtomicEmissionSpectrometry3.Terminology3.1Definitions:3.1.1Fordefinitionsoftermsusedinthistestmethod,refertoTerminologyD4175.4.SummaryofTestMethod4.1Thesamplesareprepar...
