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用化学萃取、无机盐沉淀等方法首次从杜仲叶中提取、分离出绿原酸纯品，其纸色谱和紫外光谱特征与文献相符；讨论了绿原酸的药用价值及其开发应用前景
Chemical extraction, inorganic salt precipitation and other methods for the first time extracted from Eucommia leaf chlorogenic acid pure product, the paper chromatography and UV spectral characteristics consistent with the literature; discussion of the chlorogenic acid of medicinal value and its development prospects