作者:标准资料网 时间:2024-05-26 10:29:59   浏览:9408   来源:标准资料网

【英文标准名称】:Rubber-Analysisbypyrolyticgas-chromatographicmethods-Identificationofpolymers(singlepolymersandpolymerblends)
【原文标准名称】:橡胶.热解气相色谱法分析.聚合物(单聚合物和混合物)的鉴定
【标准号】:BSISO7270-1-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2004-07-15
【实施或试行日期】:2004-07-15
【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】:气相色谱法;橡胶;测定;高聚物;混合物
【英文主题词】:Determination;Gaschromatography;Mixtures;Polymers;Rubber
【摘要】:ThispartofISO7270specifiesamethodfortheidentificationofpolymers,orblendsofpolymers,inrawrubbersandinvulcanizedorunvulcanizedcompoundsfrompyrograms(pyrolysis-gaschromatographicpatterns)obtainedunderthesameconditions.Thisallowsqualitativeidentificationofsinglerubbersorblends,withexceptionsdiscussedbelow.ThispartofISO7270isnotintendedforquantitativeanalysis.Themethodappliesfirstandforemosttosinglepolymers.Whenthepyrogramindicatesacharacteristichydrocarbon,themethodisalsoapplicabletoblends.Fordetails,seeClause4.Themethodmaybealsoapplicabletoothertypesofpolymer,butthismustbeverifiedbytheanalystineachparticularcase.NOTETheuseofthispartofISO7270pre-supposessufficientworkingknowledgeoftheprinciplesandtechniquesofgaschromatographytoenabletheanalysttocarryouttheoperationsdescribedandtointerprettheresultscorrectly.
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:62P.;A4
【正文语种】:英语