Objective:To study on purgative activity of rhubarb extracts by solvent extraction,SFE-CO2 and SFE-CO2 &residue resin purification.

• 目的:研究大黄溶剂工艺、SFE-CO_2工艺与SFE-CO_2及药渣树脂精制工艺产物的泻下活性。