银仙通肺宝颗粒中岩白菜素的提取工艺优选

Extraction Technology of Bergenin from Yinxian Tongfeibao Granules

目的:考察银仙通肺宝颗粒中岩白菜素的最佳提取工艺。方法:通过正交试验,以岩白菜素的含量为指标,考察乙醇体积分数、乙醇用量、渗漉液的流速对提取效果的影响。结果:银仙通肺宝颗粒中岩白菜素的最佳提取工艺为加60%乙醇渗漉,收集10倍量渗漉液,渗漉流速为5 mL.min-1.kg-1。结论:该提取工艺科学、合理、可行。

Objective：To investigate the optimum extraction technology of bergenin from Yinxian Tongfeibao granules.Method：The optimum extraction process was investigated by L9（34）orthogonal design with the content of bergenin as index.The chief factors were ethanol concentration,the amount of ethanol,flow rate of percolation fluid which influencing extraction efficiency.Result：The optimum extraction technology was as follows：percolated with 60% ethanol,collected 10 times（to raw material）percolation fluid,flow rate of percolation was 5 mL·min-1·kg-1.Conclusion：The optimum extraction technology is scientific,reasonable and feasible.