Designation:C799−12StandardTestMethodsforChemical,MassSpectrometric,Spectrochemical,Nuclear,andRadiochemicalAnalysisofNuclear-GradeUranylNitrateSolutions1ThisstandardisissuedunderthefixeddesignationC799;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thesetestmethodscoverproceduresforthechemical,massspectrometric,spectrochemical,nuclear,andradiochemi-calanalysisofnuclear-gradeuranylnitratesolutiontodeter-minecompliancewithspecifications.1.2Theanalyticalproceduresappearinthefollowingorder:SectionsDeterminationofUranium7SpecificGravitybyPycnometry15–20FreeAcidbyOxalateComplexation21–27DeterminationofThorium28DeterminationofChromium29DeterminationofMolybdenum30HalogensSeparationbySteamDistillation31–35FluoridebySpecificIonElectrode36–42HalogenDistillateAnalysis:Chloride,Bromide,andIodidebyAmperometricMicrotitrimetry43DeterminationofChlorideandBromide44DeterminationofSulfurbyX-RayFluorescence45SulfateSulfurby(Photometric)Turbidimetry46PhosphorusbytheMolybdenumBlue(Photometric)Method54–61SiliconbytheMolybdenumBlue(Photometric)Method62–69CarbonbyPersulfateOxidation-AcidTitrimetry70ConversiontoU3O871–74BoronbyEmissionSpectrography75–81ImpurityElementsbySparkSourceMassSpectrography82IsotopicCompositionbyThermalIonizationMassSpectrometry83Uranium-232byAlphaSpectrometry84–90TotalAlphaActivitybyDirectAlphaCounting91–97FissionProductActivitybyBetaCounting98–104EntrainedOrganicMatterbyInfraredSpectrophotometry105FissionProductActivitybyGammaCounting106DeterminationofArsenic107DeterminationofImpuritiesfortheEBCCalculation108DeterminationofTechnetium99109DeterminationofPlutoniumandNeptunium1101.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety...
