Designation:C1637−13StandardTestMethodfortheDeterminationofImpuritiesinPlutoniumMetal:AcidDigestionandInductivelyCoupledPlasma-MassSpectroscopy(ICP-MS)Analysis1ThisstandardisissuedunderthefixeddesignationC1637;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1ThisTestMethodcoversthedeterminationof58traceelementsinplutonium(Pu)metal.ThePusampleisdissolvedinacid,andtheconcentrationofthetraceimpuritiesaredeterminedbyInductivelyCoupledPlasma-MassSpectros-copy(ICP-MS).1.2ThisTestMethodisspecificforthedeterminationoftraceimpuritiesinPumetal.ItmaybeappliedtoothertypesofPumaterials,suchasPuoxides,ifthesamplesaredissolvedandoxidizedtothePu(IV)state.However,itistheresponsi-bilityoftheusertoevaluatetheperformanceofothermatrices.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcernsassociatedwithitsuse.Itistheresponsibilityoftheuserofthismethodtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregula-torylimitationspriortouseofthisstandard.2.ReferencedDocuments2.1ASTMStandards:2C757SpecificationforNuclear-GradePlutoniumDioxidePowder,SinterableC758TestMethodsforChemical,MassSpectrometric,Spectrochemical,Nuclear,andRadiochemicalAnalysisofNuclear-GradePlutoniumMetalC759TestMethodsforChemical,MassSpectrometric,Spectrochemical,Nuclear,andRadiochemicalAnalysisofNuclear-GradePlutoniumNitrateSolutionsC1168PracticeforPreparationandDissolutionofPlutoniumMaterialsforAnalysisC1432TestMethodforDeterminationofImpuritiesinPlutonium:AcidDissolution,IonExchangeMatrixSeparation,andInductivelyCoupledPlasma-AtomicEmissionSpectroscopic(ICP/AES)AnalysisD1193SpecificationforReagentWater3.SummaryofTestMethod3.1AsampleofPumetalisdissolvedinasmallvolum...
