Designation:C1842−16StandardTestMethodforTheAnalysisofBoronandSiliconinUraniumHexfluorideviaFourier-TransformInfrared(FTIR)Spectroscopy1ThisstandardisissuedunderthefixeddesignationC1842;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1ThistestmethodissuitablefordeterminingboronandsiliconimpuritiesasBF3andSiF4inuraniumhexafluoride.ThistestmethodisanalternativetothosedescribedinTestMethodsC761andC1771.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2C761TestMethodsforChemical,MassSpectrometric,Spectrochemical,Nuclear,andRadiochemicalAnalysisofUraniumHexafluorideC787SpecificationforUraniumHexafluorideforEnrich-mentC859TerminologyRelatingtoNuclearMaterialsC996SpecificationforUraniumHexafluorideEnrichedtoLessThan5%235UC1052PracticeforBulkSamplingofLiquidUraniumHexafluorideC1703PracticeforSamplingofGaseousUraniumHexafluorideC1771TestMethodforDeterminationofBoron,Silicon,andTechnetiuminHydrolyzedUraniumHexafluoridebyInductivelyCoupledPlasma—MassSpectrometerAfterRemovalofUraniumbySolidPhaseExtraction2.2OtherDocuments:ANSIN14.1NuclearMaterials–UraniumHexfluo-ride–PackagingforTransport3ISO7195NuclearEnergy–PackagingofUraniumHexafluoride(UF6)forTransport43.Terminology3.1Exceptasotherwisedefinedherein,definitionsoftermsareasgiveninTerminologyC859.3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1detectionlimit,n—basedontheminimumabsorbanceobtainableatagivenpressuretoyieldameaningfulresult.InaccordancewithTerminologyC859,alowco...
