BS ISO 15555-1999 硫酸高铈-三价铈剂量测定系统使用规程

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【英文标准名称】:Practiceforuseofaceric-ceroussulfatedosimetrysystem
【原文标准名称】:硫酸高铈-三价铈剂量测定系统使用规程
【标准号】:BSISO15555-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-08-15
【实施或试行日期】:1999-08-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:剂量测定;电离辐射;辐射测量;核辐射;定义;γ辐射;辐射剂量;电子束;X射线
【英文主题词】:Definition;Definitions;Dosimetry;Electronbeams;Gamma-radiation;Ionizingradiation;Nuclearradiation;Radiationdose;Radiationmeasurement;X-rays
【摘要】:1Thispracticecoversthepreparation,testing,andprocedureforusingtheceric-ceroussulfatedosimetrysystemtomeasureabsorbeddoseinwaterwhenexposedtoionizingradiation.Forsimplicity,thesystemwillbereferredtoasthecerioceroussystem.Itisclassifiedasareferencestandarddosimetrysystem(seeGuideE1261).2Thispracticedescribesboththespectrophotometricandthepotentiometricreadoutproceduresfortheceric-ceroussystems.3Thispracticeappliesonlytoγrays,X-rays,andhighenergyelectrons.4Thispracticeappliesprovidedthefollowingaresatis-fied:4.1Theabsorbed-doserangeshallbebetween5×10and5×10Gy(1).4.2Theabsorbed-doserateshallbelessthan10Gy/s(1).4.3Forradiomiclidegamma-raysources,theinitialphotonenergyshallbegreaterthan0.6MeV.Forbremsstrahlungphotons,theinitialenergyoftheelectronsusedtoproducethebremsstrahlungphotonsshallbeequaltoorgreaterthan2MeV.Forelectronbeams,theinitialelectronenergyshallbegreaterthan8MeV.Note1—Thelowerenergylimitsareappropriateforacylindricaldosimeterampouleof12-mmdiameter.Correctionsfordosegradientsacrossanampouleofthatdiameterorlessarenotrequired.Theceru-ceroussystemmaybeusedatlowerenergiesbyemployingthinner(inthebeamdirection)dosimetercontainers(seeICRUReport35).4.4Theirradiationtemperatureofthedosimetershouldbebetween0and62℃.5Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.
【中国标准分类号】:F81
【国际标准分类号】:17_240
【页数】:16P;A4
【正文语种】:英语