【英文标准名称】:StandardTestMethodfortheAnalysisofRefrigerant114,PlusOtherCarbon-ContainingandFluorine-ContainingCompoundsinUraniumHexafluorideviaFourier-TransformInfrared(FTIR)Spectroscopy
【原文标准名称】:用傅里叶转换红外(FTIR)光谱法分析六氟化铀中制冷剂114加上其它含碳和含氟化合物的标准试验方法
【标准号】:ASTMC1441-2004
【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】:C26.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:烃类;试验方法;傅里叶;光谱学;六氟化铀;制冷剂;红外线光谱法;碳;氟;化合物
【英文主题词】:carboncompounds;chlorocarbons;fluoridecompounds;Fourier-transforminfraredspectroscopy;halohydrocarbons;hydrocarbons;refrigerant-114;uraniumhexafluoride
【摘要】:Thistestmethod(PartA)utilizesFTIRspectroscopytodeterminethepercentRefrigerant-114impurityinuraniumhexafluoride.Refrigerant-114isanexampleofanimpuritygasinuraniumhexafluoride.Thedetectionofhydrocarbons,chlorocarbons,andpartiallyorcompletelysubstitutedhalohydrocarbonsinUF6(PartB)isgovernedbytheprovisionsinSpecificationC996.1.1Thistestmethodcoversdeterminingtheconcentrationsofrefrigerant-114,othercarbon-containingandfluorine-containingcompounds,hydrocarbons,andpartiallyorcompletelysubstitutedhalohydrocarbonsthatmaybeimpuritiesinuraniumhexafluoride.Thetwooptionsareoutlinedforthistestmethod.TheyaredesignatedasPartAandPartB.1.1.1ToprovideinstructionsforperformingFourier-TransformInfrared(FTIR)spectroscopicanalysisforthepossiblepresenceofRefrigerant-114impurityinagaseoussampleofuraniumhexafluoride,collectedina"2S"containerorequivalentatroomtemperature.TheallgasprocedureappliestotheanalysisofpossibleRefrigerant-114impurityinuraniumhexafluoride,andtothegasmanifoldsystemusedforFTIRapplications.Thepressureandtemperaturesmustbecontrolledtomaintainagaseoussample.Theconcentrationunitsareinmolepercent.ThisisPartA.1.2PartBinvolvesahighpressureliquidsampleofuraniumhexafluoride.Thismethodcanbeappliedtothelimitsofdetectionforhydrocarbons,chlorocarbons,andpartiallyorcompletelysubstitutedhalohydrocarbonsasspecifiedinMethodC996.Thelimitsofdetectionareinunitsofmolepercentconcentration.1.3PartApertainstoSections7-10andPartBpertainstosections12-16.1.4Thesetestoptionsareapplicabletothedeterminationofhydrocarbons,chlorocarbons,andpartiallyorcompletelysubstitutedhalohydrocarbonscontainedasimpuritiesinuraniumhexafluoride(UF6).Gasessuchascarbontetrafluoride(CF4),whichabsorbinfraredradiationinaregionwhereuraniumhexafluoridealsoabsorbsinfraredradiation,cannotbeanalyzedviathesemethodsduetospectraloverlap/interference.1.5Thesetestoptionsarequantitativeandapplicableintheconcentrationrangesfrom0.0001to0.100molepercent,dependingontheanalyte.1.6Thesetestmethodscanalsobeusedforthedeterminationofnon-metallicfluoridessuchassilicontetrafluoride(SiF4),phosphoruspentafluoride(PF5),borontrifluoride(BF3),andhydrofluoricacid(HF),plusmetal-containingfluoridessuchasmolybdenumhexafluoride(MoF6).Theavailabiltyofhighqualitystandardsforthesegasesisnecessaryforquantitativeanalysis.1.7Thesemethodscanbeextendedtoothercarbon-containingandinorganicgasesaslongas:1.7.1Therearenotanyspectralinterferencesfromuraniumhexafluoride''sinfraredabsorbances.1.7.2Thereshallbeaknowncalibrationorknown"K"(value[s])fortheseothergases.1.8ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.9Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F46
【国际标准分类号】:27_120_30
【页数】:7P.;A4
【正文语种】: