ASTM C1414-2001(2007) 用离子交换法从钚中分离镅的标准实施规程

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【英文标准名称】:StandardPracticeforTheSeparationofAmericiumfromPlutoniumbyIonExchange
【原文标准名称】:用离子交换法从钚中分离镅的标准实施规程
【标准号】:ASTMC1414-2001(2007)
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:C26.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:钚;离子交换;镅;分离
【英文主题词】:americium;gammacounting;ionexchange;plutoniumsolutions
【摘要】:Thispracticeisapplicablewhensmallamountsof241Amarepresentinplutoniumsamples(seeTestMethodsC758andC759).Anexampleisthedeterminationof241Amina238Pusample.Thehighspecificactivityof238Pupresentsasafetyhazardthatprecludesitspresenceinacountingfacility.Therefore,itisnecessarytoremovethe238Pupriortothedeterminationof241Am.Whenaplutoniumsolutioncontainsfissionoractivationproducts,thispracticedoesnotseparateallradionuclidesthatinterfereinthedeterminationof241Am,suchastherareearths.1.1Thispracticedescribestheuseofanionexchangetechniquetoseparateplutoniumfromsolutionscontaininglowconcentrationsofamericiumpriortomeasurementofthe241Ambygammacounting.1.2Thispracticecoverstheremovalofplutonium,butnotalltheotherradioactiveisotopesthatmayinterfereinthedeterminationof241Am.1.3Thispracticecanbeusedwhen241Amistobedeterminedinsamplesinwhichtheplutoniumisintheformofmetal,oxide,orothersolidprovidedthatthesolidisappropriatelysampledanddissolved(SeeTestMethodsC758,C759,andC1168).Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F46
【国际标准分类号】:71_060_10
【页数】:2P.;A4
【正文语种】: