浓缩气相色谱法测定液氧中微量杂质烃含量  

Gas Chromatogoaphic Determination of Trace Hydrocarbonic Impurities of Condensed Oxygen

作　　者：陈淼[1] 

机构地区：[1]石家庄化纤有限责任公司,河北石家庄050032

出　　处：《河北化工》2003年第3期49-51,共3页Hebei Chemical Industry

摘　　要：论述了在备有浓缩柱的色谱仪上进行样品的浓缩和分离,采用外标法分析液氧中微量的C1—C4气体烃类,利用WL-95色谱工作站采集谱图和数据处理。该方法灵敏度较高,适用于大气和液氧中烃杂质含量分析。Condense sample and seperate sections of sample in GC column.Assay trace gas C 1 -C 4 hydrocarbons of condensed oxygen by ESTD method . Acquire data and evaluate data by WL-95 chemstation.This method is sensitive and is well applicable for the assay of hydrocarbonic impurities in atmosphere or condensed oxygen.

关 键 词：浓缩气相色谱法 测定 液氧 微量杂质烃 含量 灵敏度 

分 类 号：TQ116.14[化学工程—无机化工]