A gas chromatographic method is introduced for the analysis of trace organic components in beer, including sampling, pretreatment and column.
介绍了一种啤酒痕量有机组分的气相色谱分析方法，包括取样、样品处理及色谱柱的选择。
Objective: to establish a method of capillary gas chromatographic analysis for toxicologic study of rapeseed oil and its condensate.
目的：建立食用菜油及其冷凝油的毛细管气相色谱分析方法，以利于食品检验和毒理学研究。
A gas chromatographic method without derivatization was established for residue analysis of 10 organonitrogen pesticides in soil, water, cereals, fruit and vegetable.
提出了用气相色谱直接测定水、土、粮食水果和蔬菜中10种有机氮农药多残留的分析方法。
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