Designation:D4326−21StandardTestMethodforMajorandMinorElementsinCoalAshByX-RayFluorescence1ThisstandardisissuedunderthefixeddesignationD4326;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1ThistestmethodcoverstheanalysisofthecommonlydeterminedmajorandminorelementsinashfromcoalusingX-rayfluorescence(XRF)techniques.NOTE1—TestMethodD5016isusedfordeterminationofsulfur.NOTE2—Althoughnotincludedinthepresentmethod,thedetermina-tionofbarium,strontium,andmanganesemayberequiredtoyieldadequatetotals.1.2Units—ThevaluesstatedinSIunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesafterSIunitsareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D121TerminologyofCoalandCokeD2013PracticeforPreparingCoalSamplesforAnalysisD3173TestMethodforMoistureintheAnalysisSampleofCoalandCokeD3174TestMethodforAshintheAnalysisSampleofCoalandCokefromCoalD5016TestMethodforTotalSulfurinCoalandCokeCombustionResiduesUsingaHigh-TemperatureTubeFurnaceCombustionMethodwithInfraredAbsorptionD7348TestMethodsforLossonIgnition(LOI)ofSolidCombustionResiduesD7582TestMethodsforProximateAnalysisofCoalandCokebyMacroThermogravimetricAnalysisD8146GuideforEvaluatingTestMethodCapabilityandFitnessforUseE2MethodsofPrepa...
