【英文标准名称】:DosimetryinanX-Ray(Bremsstrahlung)FacilityforRadiationProcessing,Practicefor(12.02)
【原文标准名称】:辐射加工用的X-射线(韧致辐射)装置中剂量测定的实施规程
【标准号】:ANSI/ASTME1608-2004
【标准状态】:现行
【国别】:美国
【发布日期】:2004-06-01
【实施或试行日期】:2004-06-01
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:剂量测定
【英文主题词】:dosimetry
【摘要】:Thispracticecoversdosimetricprocedurestobefollowedinfacilitycharacterization,processqualification,androutineprocessingusingX-rays(bremsstrahlung)toensurethattheentireproducthasbeentreatedwithinanacceptablerangeofabsorbeddoses.Otherproceduresrelatedtofacilitycharacterization,processqualification,androutineprocessingthatmayinfluenceabsorbeddoseintheproductarealsodiscussed.TheestablishmentofeffectiveorregulatorydoseandX-rayenergylimitsarenotwithinthescopeofthispractice.Incontrasttomonoenergeticgammarays,thebremsstrahlungenergyspectrumextendsfromlowvaluesuptothemaximumenergyoftheelectronsincidentontheX-raytarget(seeSection5andtheAppendix).Dosimetryisonlyonecomponentofatotalqualityassuranceprogramforanirradiationfacility.Othercontrolsbesidesdosimetrymayberequiredforspecificapplicationssuchasmedicaldevicesterilizationandfoodpreservation.Fortheirradiationoffoodandtheradiationsterilizationofhealthcareproducts,otherspecificISOstandardsexist.Forfoodirradiation,seeISO15562:1998,PracticeforDosimetryinElectronandBremsstrahlungIrradiationFacilitiesforFoodProcessing(ASTMPracticeE1431).Fortheradiationsterilizationofhealthcareproducts,seeISO11137:1995,SterilizationofHealthCareProducts-RequirementsforValidationandRoutineControl-RadiationSterilization.InthoseareascoveredbyISO11137,thatstandardtakesprecedence.Note1-Forguidanceintheselection,calibration,anduseofspecificdosimetersandinterpretationofabsorbeddoseintheproductfromdosemeasurements,seethedocumentslistedin2.1,2.2,and2.3.Note2-Bremsstrahlungcharacteristicsaresimilartogammaraysfromradioactiveisotopes.SeePracticeE1204andE1702fortheapplicationsofdosimetryinthecharacterizationandoperationofgamma-rayirradiationfacilities.Forinformationconcerningelectronbeamirradiationtechnologyanddosimetry,seePracticesE1431andE1649.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F74
【国际标准分类号】:17_240
【页数】:
【正文语种】:英语