ASTM D4492-2010 气相色谱法进行苯分析的标准试验方法
作者:标准资料网
时间:2024-05-15 12:22:55
浏览:9431
来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodforAnalysisofBenzenebyGasChromatography
【原文标准名称】:气相色谱法进行苯分析的标准试验方法
【标准号】:ASTMD4492-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D16.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:benzene;gaschromatography;purity;Impurities--organiccompounds;Nonaromaticimpurities;Purityanalysis--paints/relatedcoatings/materials;Traceelements--paints/relatedcoatings/materials;Benzene--paints/relatedcoatings/materials;Gaschromatogra
【摘要】:Thistestmethodissuitablefordeterminingtheconcentrationsofknownimpuritiesinfinishedbenzeneandforuseasanintegralqualitycontroltoolwherebenzeneiseitherproducedorusedinamanufacturingprocedure.Itisgenerallyappliedtoimpuritiessuchasnonaromaticscontainingninecarbonsorless,toluene,C8aromatics,and1,4-dioxane.Absolutepuritycannotbedeterminedifunknownimpuritiesarepresent.TestMethodD852isgenerallyusedasacriteriafordeterminingtheabsolutepurity.1.1Thistestmethodcoversthedeterminationofnormallyoccurringtraceimpuritiesin,andthepurityof,finishedbenzenebygaschromatography.1.2Thistestmethodisapplicableforbenzenepuritiesof99.80weight%orhigher.1.3Thelowerlimitfordetectionfornon-aromaticimpuritiesis50mg/kg.Thelowerlimitofdetectionforindividualaromatichydrocarbonimpurities10mg/kg.Thelowerlimitofdetectionfor1,4-dioxaneis5mg/kg.1.4Indeterminingtheconformanceofthetestresultsusingthismethodtoapplicablespecifications,resultsshallberoundedoffinaccordancewiththeroundingoffmethodofPracticeE29.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSection8.
【中国标准分类号】:G16
【国际标准分类号】:71_080_15
【页数】:4P.;A4
【正文语种】:英语
【原文标准名称】:气相色谱法进行苯分析的标准试验方法
【标准号】:ASTMD4492-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D16.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:benzene;gaschromatography;purity;Impurities--organiccompounds;Nonaromaticimpurities;Purityanalysis--paints/relatedcoatings/materials;Traceelements--paints/relatedcoatings/materials;Benzene--paints/relatedcoatings/materials;Gaschromatogra
【摘要】:Thistestmethodissuitablefordeterminingtheconcentrationsofknownimpuritiesinfinishedbenzeneandforuseasanintegralqualitycontroltoolwherebenzeneiseitherproducedorusedinamanufacturingprocedure.Itisgenerallyappliedtoimpuritiessuchasnonaromaticscontainingninecarbonsorless,toluene,C8aromatics,and1,4-dioxane.Absolutepuritycannotbedeterminedifunknownimpuritiesarepresent.TestMethodD852isgenerallyusedasacriteriafordeterminingtheabsolutepurity.1.1Thistestmethodcoversthedeterminationofnormallyoccurringtraceimpuritiesin,andthepurityof,finishedbenzenebygaschromatography.1.2Thistestmethodisapplicableforbenzenepuritiesof99.80weight%orhigher.1.3Thelowerlimitfordetectionfornon-aromaticimpuritiesis50mg/kg.Thelowerlimitofdetectionforindividualaromatichydrocarbonimpurities10mg/kg.Thelowerlimitofdetectionfor1,4-dioxaneis5mg/kg.1.4Indeterminingtheconformanceofthetestresultsusingthismethodtoapplicablespecifications,resultsshallberoundedoffinaccordancewiththeroundingoffmethodofPracticeE29.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSection8.
【中国标准分类号】:G16
【国际标准分类号】:71_080_15
【页数】:4P.;A4
【正文语种】:英语
下载地址:
点击此处下载