作者:标准资料网 时间:2024-05-24 02:50:47   浏览:9561   来源:标准资料网

【英文标准名称】:StandardTestMethodforDeterminationofLowConcentrationsofUraniuminOilsandOrganicLiquidsbyX-rayFluorescence
【原文标准名称】:油和有机溶液中铀的底浓度的标准试验方法
【标准号】:ASTMC1343-1996(2007)
【标准状态】:现行
【国别】:美国
【发布日期】:1996
【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】:organicsolutions;uranium;X-rayfluorescence;XRF
【摘要】:Thistestmethodisapplicabletoorganicsolutionscontaining20to2000x03BC;guranium/mLofsolutionpresentedtothespectrometer.Eitherwavelength-dispersiveorenergy-dispersiveXRFsystemsmaybeused,providedthatthesoftwareaccompanyingthesystemisabletoaccommodatetheuseofinternalstandards.1.1ThistestmethodcoversthestepsnecessaryforthepreparationandanalysisbyX-rayfluorescence(XRF)ofoilsandorganicsolutionscontaininguranium.1.2Theprocedureisvalidforthosesolutionscontaining20to2000guranium/mLaspresentedtothespectrometer.1.3Thistestmethodrequirestheuseofanappropriateinternalstandard.Caremustbetakentoascertainthatsamplesanalyzedbythistestmethoddonotcontaintheinternalstandardorthatthiscontamination,wheneverpresent,hasbeencorrectedformathematically.Suchcorrectionsarenotaddressedinthisprocedure.Caremustbetakenthattheinternalstandardandsamplemediumarecompatible;thatis,samplesmustbemisciblewithtri-n-butylphosphate(TBP)andmustnotremovetheinternalstandardfromsolution.Alternatively,ascatterlinemaybeusedastheinternalstandard.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection9andNote2.
【中国标准分类号】:E30
【国际标准分类号】:17_240
【页数】:4P.;A4
【正文语种】:英语