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【英文标准名称】:PracticefordosimetryinanX-ray(Bremsstrahlung)facilityforradiationprocessing
【原文标准名称】:辐射加工用X射线(韧致辐射)设备中放射剂量测定实施规程
【标准号】:ISO/ASTM51608-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-05
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC85
【标准类型】:()
【标准水平】:()
【中文主题词】:X射线;电子束;辐射测量;韧致辐射;定义;电离辐射;剂量测定;辐射剂量;γ辐射;核辐射;射线处理
【英文主题词】:Bremsstrahlung;Definition;Definitions;Dosimetry;Electronbeams;Gamma-radiation;Ionizingradiation;Nuclearradiation;Radiationdose;Radiationmeasurement;Raytreatment;X-rays
【摘要】:1Thispracticeoutlinestheinstallationqualificationpro-gramforanX-ray(bremsstrahlung)irradiatorandthedosim-etricprocedurestobefollowedduringoperationalqualifica-tion,performancequalificationandroutineprocessingtoensurethattheentireproducthasbeentreatedwithinapredeterminedrangeofabsorbeddose.Otherproceduresre-latedtooperationalqualification,performancequalificationandroutineprocessingthatmayinfluenceabsorbeddoseintheproductarealsodiscussed.InformationabouteffectiveorregulatorydoselimitsandenergylimitsforX-radiationisnotwithinthescopeofthispractice.2Incontrasttomonoenergeticgammaradiation,thebremsstrahlungenergyspectrumextendsfromlowvalues(about35keV)uptothemaximumenergyoftheelectronsincidentontheX-raytarget(seeSection5andAnnexAI).3Dosimetryisonlyonecomponentofatotalqualityassuranceprogramforanirradiationfacility.Othercontrolsbesidesdosimetrymayberequiredforspecificapplications,suchasmedicaldevicesterilizationandfoodpreservation.4Fortheirradiationoffoodandtheradiationsterilizationofhealthcareproducts,otherspecificISOstandardsexist.Forfoodirradiation,seeISO/ASTMPractice51431.Fortheradiationsterilizationofhealthcareproducts,seeISO11137.InthoseareascoveredbyISO/ASTMPractice51431orISO11137,thosestandardstakeprecedence.Note1—Forguidanceintheselection,calibration,anduseofspecificdosimetersandinterpretationofabsorbeddoseintheproductfromdosemeasurements,seethedocumentslistedinSection2.Note2—Bremsstrahlungcharacteristicsaresimilartothoseofgammaradiationfromradioactivenuclides.SeeISO/ASTMPractices51204and51702fortheapplicationsofdosimetryinthecharacterizationandoperationofgammairradiationfacilities.Forinformationconcerningelectronbeamirradiationtechnologyanddosimetry,seeISO/ASTMPractices51431and51649.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.
【中国标准分类号】:F80
【国际标准分类号】:17_240
【页数】:17P;A4
【正文语种】:英语


【英文标准名称】:Waterquality.Methodsofbiologicalsampling.Guidanceonhandnetsamplingofaquaticbenthicmacro-invertebrates.
【原文标准名称】:水质.生物取样法.水生海底大型无脊椎动物的手网取样指南
【标准号】:NFT90-351-1994
【标准状态】:现行
【国别】:法国
【发布日期】:1994-04-01
【实施或试行日期】:1994-04-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:水常规(实验);质量;水质;抽样方法;;水质试验;筛网;采样设备;水;无脊椎动物;节肢动物门;渔网;水常规;导则;取样;生物分析和试验;生物试验;生物测定
【英文主题词】:
【摘要】:
【中国标准分类号】:Z16
【国际标准分类号】:13_060_70
【页数】:6P;A4
【正文语种】:其他