ASTM D2426-1993(2009) 用气相色谱法测定丁二烯浓缩物中丁二烯二聚物和苯乙烯的标准试验方法
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【英文标准名称】:StandardTestMethodforButadieneDimerandStyreneinButadieneConcentratesbyGasChromatography
【原文标准名称】:用气相色谱法测定丁二烯浓缩物中丁二烯二聚物和苯乙烯的标准试验方法
【标准号】:ASTMD2426-1993(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1993
【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】:D02.D0.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:butadieneconcentrate;butadienedimer;gaschromatography;styrene;Butadiene(petroleumapplications);Gaschromatography(GC)--petroleumproducts;Styrenecontent;Vinylcyclohexene
【摘要】:Butadienedimerandstyrenemaybepresentasimpuritiesincommercialbutadiene.Thistestmethodissuitableforuseininternalqualitycontrolandinestablishingproductspecifications.1.1Thistestmethodcoversthedeterminationofbutadienedimer(4-vinylcyclohexene-1)andstyreneinbutadieneconcentrates,bothrecycleandspecificationgrade.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.ForspecificprecautionarystatementsseeSections6and8.
【中国标准分类号】:G16
【国际标准分类号】:71_080_10
【页数】:3P.;A4
【正文语种】:英语
【原文标准名称】:用气相色谱法测定丁二烯浓缩物中丁二烯二聚物和苯乙烯的标准试验方法
【标准号】:ASTMD2426-1993(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1993
【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】:D02.D0.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:butadieneconcentrate;butadienedimer;gaschromatography;styrene;Butadiene(petroleumapplications);Gaschromatography(GC)--petroleumproducts;Styrenecontent;Vinylcyclohexene
【摘要】:Butadienedimerandstyrenemaybepresentasimpuritiesincommercialbutadiene.Thistestmethodissuitableforuseininternalqualitycontrolandinestablishingproductspecifications.1.1Thistestmethodcoversthedeterminationofbutadienedimer(4-vinylcyclohexene-1)andstyreneinbutadieneconcentrates,bothrecycleandspecificationgrade.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.ForspecificprecautionarystatementsseeSections6and8.
【中国标准分类号】:G16
【国际标准分类号】:71_080_10
【页数】:3P.;A4
【正文语种】:英语
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