【序号】:2 【作者】:Jinyong Peng Ph. D.a*, Xu Hana, Youwei Xua, Yan Qia, Lina Xua & Qiwei Xua 【题名】:New Approach for Application of High Speed Countercurrent Chromatography Coupled with Direct Injection of the Powders of a Raw Material without any Preparation, for Isolation and Separation of Four Alkaloids with High Recoveries from Coptis chinensis Franch 【期刊】:Journal of Liquid Chromatography & Related Technologies 【年、卷、期、起止页码】:2007,Volume 30,Issue 19,pages 2929-2940 【全文链接】:http://www.tandfonline.com/doi/abs/10.1080/10826070701588984