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摘要: |
采用GDX-501为固定相,用保留值和加入已知物增加峰高法进行定性,用外标法进行定量,建立了气相色谱法测定液氧、液空中微量乙炔含量的方法。该法具有操作简便、重现性好、准确度高的优点。 |
关键词: 液氧 测定 微量 气相色谱法 乙炔含量 固定相 保留值 外标法 重现性 准确度 |
DOI: |
分类号:TQ116.14 O657.71 |
基金项目: |
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Determination of Trace Ethyne in Liquid Oxygen or Liquid Air |
Zhao Liying Liu Linsen Huang Liwu
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Abstract: |
Determination of ethyne in liquid oxygen or liquid air by GC was introduced in this paper,where GDX-501 was used as fixed phase. The retention time, or the method of increasing peak height by adding the known substance was used in qualitative analysis, ES |
Key words: liquid oxygen,liquid air,ethyne,Chromatogram,analysis, |