1. PurposeTo choose suitable macroporous adsorption resins to enrich the active compound from Eucommia ,and pinoresinol d gluside (PDG), which show anti hypertensive activity.
   目的筛选效果较好的树脂,对杜仲降压活性成分松脂醇二葡糖苷进行有效富集,提高产品质量。
2. A study was made of the effect of using silica gel and macroporous resin I as absorbent in column chromatography on the separation of tigogenin.
   研究用硅胶、大孔树脂Ⅰ作为吸附剂的柱色谱的分离效果。
3. 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分离的过程中仅需要简单的溶剂-Ⅱ,分离出的单一组分剑麻皂甙元占粗皂甙元的比率高达70%以上。

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