Designation:C1022−05(Reapproved2010)´1StandardTestMethodsforChemicalandAtomicAbsorptionAnalysisofUranium-OreConcentrate1ThisstandardisissuedunderthefixeddesignationC1022;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ε1NOTE—Sections1.4and7.2wereeditoriallycorrectedinAugust2010.1.Scope1.1Thesetestmethodscoverproceduresforthechemicalandatomicabsorptionanalysisofuranium-oreconcentratestodeterminecompliancewiththerequirementsprescribedinSpecificationC967.1.2Theanalyticalproceduresappearinthefollowingorder:SectionsUraniumbyFerrousSulfateReduction—PotassiumDichromateTitrimetry9NitricAcid-InsolubleUranium10to18ExtractableOrganicMaterial19to26DeterminationofArsenic27CarbonatebyCO2Gravimetry28to34FluoridebyIon-SelectiveElectrode35to42HalidesbyVolhardTitration43to50MoisturebyLossofWeightat110°C51to57PhosphorusbySpectrophotometry58to66DeterminationofSilicon67DeterminationofThorium68Calcium,Iron,Magnesium,Molybdenum,Titanium,andVana-diumbyAtomicAbsorptionSpectrophotometry69to78PotassiumandSodiumbyAtomicAbsorptionSpectrophotometry79to88BoronbySpectrophotometry89to981.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.Aspecificprecau-tionarystatementisgiveninSection7.2.ReferencedDocuments2.1ASTMStandards:2C761TestMethodsforChemical,MassSpectrometric,Spectrochemical,Nuclear,andRadiochemicalAnalysisofUraniumHexafluorideC859TerminologyRelatingtoNuclearMaterialsC967SpecificationforUraniumOreConcentrateC1110TestMethodforDeterminingElementsinWasteStreamsbyInductivelyCoupledPlasma-Ato...
