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Tigogenin was separated completely from the crude sapogenins by macroporous resin column chromatography,only simple solvent Ilelute was used in the column of the separate process.

用大孔树脂为吸附剂的色谱方法在的过程中仅单的溶剂-Ⅱ,出的单一组皂甙元占粗皂甙元的比率高达70%以上。

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After the dormancy in whole winter, the stem color would be changed into fulvous. 3 single lines with over 1% steroid sapogenin have been selected from those lines with near 1% steroid sapogenin.

利用筛选出皂苷配基含量接近1%的材料,选育出皂苷配基含量超过1%的单株品系3个。

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alkone, Alkoran, alkoxide, alkoxy, alkoxycarbonyl, alkoxyl, alkoxylate, alkoxylation, alkoxyorganosilane, alkron,

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3G, 401(K), a,

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