BS 2782 Pt.4 Method 434A-1975 塑料的试验方法.第4部分:化学性能.试验方法434A:用薄层色谱法识别聚烯烃混合物中抗氧化剂与紫外线吸收剂

上一篇: BS 3255-1975 电工用印刷纸规范
下一篇: BS 4618 Sec.2.4-1975 塑料设计数据表示方法推荐标准.第2部分:电气特性.第4节:表面电阻率

【英文标准名称】:Plastics-Determinationofaveragemolecularmassandmolecularmassdistributionofpolymersusingsize-exclusionchromatography-High-temperaturemethod
【原文标准名称】:塑料.用粒度排除色谱法测定平均分子量和分子量分布.高温法
【标准号】:BSISO16014-4-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-06-05
【实施或试行日期】:2003-06-05
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Average;Chromatography;Determination;Gelpermeationchromatography;Hightemperatures;High-temperaturetechniques;Mass;Methods;Molecularmass;Molecules;Plastics;Polymers;Principle;Principleofmeasurement;Sizemeasurement
【摘要】:ThispartofISO16014specifiesamethodfordeterminingtheaveragemolecularmassandthemolecularmassdistributionofpolymersbysize-exclusionchromatography(SEC)usinganorganiceluentattemperaturesbetween60℃and180℃.Theaveragemolecularmassandthemolecularmassdistributionarecalculatedfromacalibrationcurveconstructedusingpolymerstandards.Therefore,thistestmethodisclassifiedasarelativemethod(seeISO16014-1:2003,AnnexA).
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:20P.;A4
【正文语种】:英语


Product Code:SAE AMSI23011
Title:Iron-Nickel Alloys for Sealing to Glasses and Ceramics
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a series of iron-nickel, iron-nickel-cobalt, and iron-nickel-chromium alloys used for sealing to glasses and ceramics in electronic applications (see 6.1).