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山小桔(Glycosmis citrifolia)的干燥根及茎皮(3.51kg),室温依次用丙酮、甲醇回流提取,丙酮提取物用二氯甲烷-丙酮(10:1)混合溶剂溶解,可溶成分经硅胶
The dried roots and bark of Glycosmis citrifolia (3.51 kg) were extracted with acetone and methanol at room temperature in turn. The acetone extract was dissolved in a mixed solvent of dichloromethane-acetone (10:1). The soluble components were silica gel.