【摘要】 利用柱层析色谱法对龙胆草提取物进行分离,研究洗脱剂、洗脱剂比例等因素对龙胆草分离效果的影响。结果表明:龙胆苦苷的最适洗脱剂为氯仿-甲醇体系,氯仿∶甲醇∶水的最佳比例为65∶35∶10。更多还原

【Abstract】 The extraction of gentian was separated by column chromatographic.The effect of eluent and its ratio on separation effect was studied.The result showed that:the suitable eluent for extraction of gentiopicroside was chloroform-methanol system,the optimal ratio of chloroform,methanol and water was 65∶35∶10.更多还原