作者: Fuquan Yang , Jiang Quan , Tian You Zhang , Yoichiro Ito
DOI: 10.1016/S0021-9673(97)01273-9
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摘要: A multidimensional counter-current chromatographic system was set up for the first time with two sets of high-speed chromatography instruments. This successfully applied to preparative separation isorhamnetin, kaempferol and quercetin from crude flavone aglycones Ginkgo biloba L. Hippophae rhamnoides a two-phase solvent composed chloroform-methanol-water (4:3:2, v/v/v).