Methods: (1)To separate stilbene glycoside by using silica gel column chromatography with gradient elution consisting of ethyl acetate and petroleum ether.

方法：（1）以硅胶柱色谱法，乙酸乙酯-石油醚梯度洗脱，自何首乌中提取分离二苯乙烯苷单体成分。

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Results Method 1 of gas chromatography can′t be used for determination of monosaccharide in spirulina glucoprotein, while method 2 was suitable, and 7 monosaccharides were found in ion chromatography.

结果气相色谱法1不适于藻糖蛋白单糖分析，气相色谱法2较适合藻糖蛋白单糖分析；离子色谱法测得藻糖蛋白含7种单糖。

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Fig. 1. GC chromatography of volatiles of fruits of muskmelon using different extractive methods.

图一不同萃取法萃取洋香瓜果实中挥发性化合物之气相层析图。

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