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【英文标准名称】:StandardTestMethodforDeterminationofMetallicImpuritiesinUraniumMetalorCompoundsbyDC-ArcEmissionSpectroscopy
【原文标准名称】:用直流电弧发射光谱分析法测定铀金属或化合物中金属杂质的标准试验方法
【标准号】:ASTMC1517-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:carrierdistillation;dc-arc;emissionspectroscopy;impuritiesinuranium;DC-arcemissionspectroscopy;Impurities--nuclearmaterials;Metalsandmetallicmaterials--irradiation;Muffle-furnacetechnique;Spectroscopy--emission;Uraniummetal;Uraniu
【摘要】:Thistestmethodisapplicabletouraniummetal,uraniumoxidesandcompoundssolubleinnitricorsulfuricacid,anduraniumsolutionswhichcanbeconvertedtouraniumoxide(U3O8)inamufflefurnace.ItmaybeusedtodeterminetheimpuritiesinuraniumcompoundsaslistedinSpecificationsC753,C776,C788,andC967.1.1ThistestmethoddescribesthestepsnecessaryforthepreparationanddeterminationofimpuritymetalsinuraniummetalanduraniumcompoundsbyDCarcemissionspectroscopy.1.2Themethodisvalidforthosematerialsthatcanbedissolvedinacidand/orconvertedtoanoxideinamufflefurnace(seePracticeC1347).1.3Thismethodusesthecarrierdistillationtechniquetoselectivelycarrytheimpuritiesintothearc,leavingtheuraniumoxideintheelectrode.Ifitisnecessarytodeterminethecarriermetal(usuallyasilverorstrontium,orgalliumcompound)asanimpurity,anothertechniquemustbechosenforthatelement.1.4Units8212;ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandardmayinvolvehazardousmaterials,operationsandequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F46
【国际标准分类号】:27_120_30
【页数】:4P.;A4
【正文语种】:英语