The samples of geniposide and crocin from Gardenia asminoides Ellis were isolated by silica gel column chromatography. The purity of geniposide was 97.6%(determinated by HPLC), and the purity of crocin was 92.8%(determinated by spectrophotometry).
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- 采用硅胶柱层析法;从栀子中得到了纯度分别为97.;6%25以及92