ASTM E1026-2004e1 使用弗里克标准剂量测定系统的标准实施规范

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【英文标准名称】:StandardPracticeforUsingtheFrickeReference-StandardDosimetrySystem
【原文标准名称】:使用弗里克标准剂量测定系统的标准实施规范
【标准号】:ASTME1026-2004e1
【标准状态】:现行
【国别】:
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E10.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:地热能;水;剂量;剂量计;太阳能;测量;核能
【英文主题词】:absorbeddose;dosimetry;ferrousammoniumsulfatedosimeter;ferroussulfatedosimeter;Frickedosimeter;reference-standarddosimeter;transfer-standarddosimeter
【摘要】:1.1Thispracticecoverstheproceduresforpreparation,testingandusingtheacidicaqueousferrousammoniumsulfatesolutiondosimetrysystemtomeasureabsorbeddosetowaterwhenexposedtoionizingradiation.Thesystemconsistsofadosimeterandappropriateanalyticalinstrumentation.ThesystemwillbereferredtoastheFrickesystem.Itisclassifiedasareference-standarddosimetrysystem(seeISO/ASTM51261).1.2ThepracticedescribesthespectrophotometricanalysisproceduresfortheFrickedosimeter.1.3Thispracticeappliesonlytogammarays,x-rays(bremsstrahlung),andhigh-energyelectrons.1.4Thispracticeappliesprovidedthefollowingaresatisfied:1.4.1Theabsorbeddoserangeshallbefrom20to400Gy(1).1.4.2Theabsorbed-doseratedoesnotexceed106Gys1(2).1.4.3Forradioisotopegamma-raysources,theinitialphotonenergyisgreaterthan0.6MeV.Forx-rays(bremsstrahlung),theinitialenergyoftheelectronsusedtoproducethephotonsisequaltoorgreaterthan2MeV.Forelectronbeams,theinitialelectronenergyisgreaterthan8MeV(seeICRUReports34and35).Note18212;Thelowerenergylimitsgivenareappropriateforacylindricaldosimeterampouleof12-mmoutsidediameter.Correctionsfordosegradientsacrossanampouleofthatdiameterorlessarenotrequired.1.4.4Theirradiationtemperatureofthedosimetershouldbewithintherangeof10to60C.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z33
【国际标准分类号】:17_240
【页数】:8P.;A4
【正文语种】: