Designation:D5072−09´1StandardTestMethodforRadoninDrinkingWater1ThisstandardisissuedunderthefixeddesignationD5072;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ε1NOTE—EditorialcorrectionsweremadethroughoutinMay2014.1.Scope1.1Thistestmethodcoversthemeasurementofradonindrinkingwaterinconcentrationsabove2Bq/L.1.2Thistestmethodmaybeusedforabsolutemeasure-mentsbycalibratingwitha226Rastandardorforrelativemeasurementsbycomparingthemeasurementsmadewitheachother.1.3ThistestmethodisusedsuccessfullywithdrinkingwatersamplesandTypeIIIreagentwaterconformingtoSpecificationD1193.Itistheuser’sresponsibilitytoensurethevalidityofthistestmethodforwatersofuntestedmatrices.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D1129TerminologyRelatingtoWaterD1193SpecificationforReagentWaterD2777PracticeforDeterminationofPrecisionandBiasofApplicableTestMethodsofCommitteeD19onWaterD3370PracticesforSamplingWaterfromClosedConduitsD3648PracticesfortheMeasurementofRadioactivityD3856GuideforManagementSystemsinLaboratoriesEngagedinAnalysisofWaterD4448GuideforSamplingGround-WaterMonitoringWellsD5847PracticeforWritingQualityControlSpecificationsforStandardTestMethodsforWaterAnalysisD6001GuideforDirect-PushGroundwaterSamplingforEnvironmentalSiteCharacterizationD7282PracticeforSet-up,Calibration,andQualityControlofInstrumentsUsedforRadioactivityMeasurements2.2OtherDocuments:Multi-AgencyRadiologicalLaboratoryAnalyticalProtocolsManualEPA402-B-04-001A,NUREG1576,NTISPB200...
