ASTM C1408-2009 用直接燃烧红外探测法测定氧化铀粉末和颗粒中总碳量的标准试验方法

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【英文标准名称】:StandardTestMethodforCarbon(Total)inUraniumOxidePowdersandPelletsByDirectCombustion-InfraredDetectionMethod
【原文标准名称】:用直接燃烧红外探测法测定氧化铀粉末和颗粒中总碳量的标准试验方法
【标准号】:ASTMC1408-2009
【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】:carboncontent;gadoliniumoxide;gadoliniumoxide-uraniumoxide;impuritycontent;uraniumoxide;Carboncontent--nuclearmaterials;Totalcarbon(TC);Uraniumoxide(U3O8)
【摘要】:Uraniumdioxideisusedasanuclear-reactorfuel.Gadoliniumoxideisusedasanadditivetouraniumdioxide.Inordertobesuitableforthispurpose,thesematerialsmustmeetcertaincriteriaforimpuritycontent.ThistestmethodisdesignedtodeterminewhetherthecarboncontentmeetsSpecificationsC753,C776,C888,andC922.1.1Thistestmethodcoversthedeterminationofcarboninnuclear-gradeuraniumoxidepowdersandpelletstodeterminecompliancewithspecifications.1.2Gadoliniumoxide(Gd2O3)andgadoliniumoxide-uraniumoxidepowdersandpelletsmayalsobeanalyzedusingthistestmethod.1.3Thistestmethodcoversthedeterminationof5to500x03BC;gofresidualcarbon.1.4Thistestmethoddescribesaninductionfurnacecarriergascombustionsystemequippedwithaninfrareddetector.Itmayalsobeappliedtoasimilarinstrumentequippedwithathermalconductivitydetector.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5.1Thepreferredsystemofunitsismicrogramscarbonpergramofsample(x03BC;g/gsample)ormicrogramscarbonpergramofuranium(x03BC;g/gU).1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F46
【国际标准分类号】:27_120_30
【页数】:3P.;A4
【正文语种】:英语