An ion chromatographic method for the simultaneous analysis of organic acids and inorganic anions in Dongjiu (alcoholic drink) was developed.
研究了用离子色谱法同时分析董酒中可离解性有机酸和无机阴离子。
Volatile organic acids and nonvolatile organic acids from the dry ice expanded tobacco were determined by derivation of organic acids and GC MS analysis.
把烟草中的有机酸衍生化后，用GC MS分别分析了烟丝干冰膨胀前后挥发性有机酸和非挥发性有机酸的含量。
Without derivation, organic acids were exacted from tobacco to take quantitative analysis by injecting into GLC directly.
采取不经衍生化，把从烟叶中萃取出的有机酸成分，直接进样的方式进行GL C定量分析。
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