ASTM D2804-2002(2007) 气相色谱法测定丁酮纯度的标准试验方法
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【英文标准名称】:StandardTestMethodforPurityofMethylEthylKetoneByGasChromatography
【原文标准名称】:气相色谱法测定丁酮纯度的标准试验方法
【标准号】:ASTMD2804-2002(2007)
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D01.35
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:GC;methylethylketone;puritybygaschromatography
【摘要】:Thistestmethodprovidesameasurementofcommonlyfoundimpuritiesincommerciallyavailablemethylethylketone.Themeasurementoftheseimpuritiesandtheresultsthereofcanindividuallyorwhentotaledandsubtractedfrom100(assay)beusedforspecificationpurposes.1.1Thistestmethodcoversthedeterminationofthepurityofmethylethylketonebygaschromatography.Impuritiesincludingwater,acidity,andnonvolatilematteraremeasuredbyappropriateASTMproceduresandtheresultsareusedtonormalizethechromatographicvalue.1.2Forpurposesofdeterminingconformanceofanobservedvalueoracalculatedvalueusingthistestmethodtorelevantspecifications,testresult(s)shallberoundedoff"tothenearestunit"inthelastright-handdigitusedinexpressingthespecificationlimit,inaccordancewiththerounding-offmethodofPracticeE29.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Forhazardinformationandguidance,seethesupplier''sMaterialSafetyDataSheet.
【中国标准分类号】:G17
【国际标准分类号】:71_080_80
【页数】:4P.;A4
【正文语种】:
【原文标准名称】:气相色谱法测定丁酮纯度的标准试验方法
【标准号】:ASTMD2804-2002(2007)
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D01.35
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:GC;methylethylketone;puritybygaschromatography
【摘要】:Thistestmethodprovidesameasurementofcommonlyfoundimpuritiesincommerciallyavailablemethylethylketone.Themeasurementoftheseimpuritiesandtheresultsthereofcanindividuallyorwhentotaledandsubtractedfrom100(assay)beusedforspecificationpurposes.1.1Thistestmethodcoversthedeterminationofthepurityofmethylethylketonebygaschromatography.Impuritiesincludingwater,acidity,andnonvolatilematteraremeasuredbyappropriateASTMproceduresandtheresultsareusedtonormalizethechromatographicvalue.1.2Forpurposesofdeterminingconformanceofanobservedvalueoracalculatedvalueusingthistestmethodtorelevantspecifications,testresult(s)shallberoundedoff"tothenearestunit"inthelastright-handdigitusedinexpressingthespecificationlimit,inaccordancewiththerounding-offmethodofPracticeE29.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Forhazardinformationandguidance,seethesupplier''sMaterialSafetyDataSheet.
【中国标准分类号】:G17
【国际标准分类号】:71_080_80
【页数】:4P.;A4
【正文语种】:
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