【英文标准名称】:Plastics/rubber-Polymerdispersionsandrubberlatices(naturalandsynthetic)-Determinationofresidualmonomersandotherorganiccomponentsbycapillary-columngaschromatography-Part2:Headspacemethod
【原文标准名称】:塑料/橡胶聚合物分散体和橡胶胶乳(天然的和合成的)用毛细管柱气相色谱法测定残留单体和其他有机成分第2部分:顶空法
【标准号】:ISO13741-2-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-02
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:胶乳;塑料;气相色谱法;有机化合物;含量测定;化学分析和试验;橡胶;分散;单体;高聚物
【英文主题词】:Chemicalanalysisandtesting;Determinationofcontent;Determinationprocedures;Dispersion;Gaschromatography;Head-spaceanalysis;Latices;Monomers;Organiccompounds;Organicmatters;Plastics;Polymers;Rubber
【摘要】:1ThispartofISO13741specifiesamethodforthedeterminationofresidualmonomersandother(unsaturatedorsaturated)organiccomponentsinaqueouspolymerdispersionsandlaticesaswellasinrelatedproducts.Itmakesuseofcapillary-columngaschromatography,thesamplebeingintroducedintothechromatographinvapourformfromaheadspacevial.2Residualmonomersandsaturatedvolatilesthathavebeensuccessfullydeterminedbythismethodincludeacrylicandmethacrylicesters,butadiene,styreneandvinylacetate,aswellasby-productssuchasethylbenzene.3Sincethechromatogramsobtainednormallycontainaseriesofpeaks,itisonlypossibletodeterminethecontentofthosevolatilesforwhichresponsefactorshavebeendetermined.Fortheidentificationofunknownpeaks,auxiliarymethodslikemassspectroscopyortheuseofasecondGCcolumnwithadifferentpolarityareadvisable.
【中国标准分类号】:G35;B72
【国际标准分类号】:83_040_10;83_080_01
【页数】:8P.;A4
【正文语种】:英语