ASTM UOP703-2009 用感应炉燃烧和红外线检测法测定催化剂中碳含量

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【英文标准名称】:CarbononCatalystsbyInductionFurnanceCombustionandInfraredDetection
【原文标准名称】:用感应炉燃烧和红外线检测法测定催化剂中碳含量
【标准号】:ASTMUOP703-2009
【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】:
【标准类型】:(UOP)
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thismethodisfordeterminingtotalcarbononcatalystsandinotherinorganicmaterialsusingahightemperatureinductionfurnacecarbonanalyzer.Themethodisgenerallyappliedoverarangeof0.01to20mass-%carbon;however,upto100mass-%carboncanbedeterminedwithappropriatecalibration.Onusedcatalyst,thecarbonmaybepresentascokeand/orhydrocarbons.Ifonlythecarbonpresentascokeisdesired,hydrocarbonsareremovedbyextractionpriortoanalysis,asdescribedinUOPMethod602,SoxhletExtractionofCatalysts.Analysisofcatalystscontaininglighthydrocarbonscanbeproblematicduetothermallossofthehydrocarbonsbeforecontrolledcombustionoccurs.Forsuchmaterials,othermethods,suchasASTMD5291,InstrumentalDeterminationofCarbon,Hydrogen,andNitrogeninPetroleumProductsandLubricants,shouldbeutilized.Analyzersthatutilizecombustiontube,ratherthaninductionfurnacetechnologymaybeusedifitcanbeproventhattheyyieldprecisiondataatleastasgoodasthatlistedherein.
【中国标准分类号】:
【国际标准分类号】:
【页数】:7P.;A4
【正文语种】:英语