Preparation of sinoacutine from Stephania kwansiensis by pH zone refining counter current chromatography
DONG Hong-Jing, ZHANG Yong-Qing, ZHUANG Hui-Yong, LI Jia, GENG Yan-Ling, WANG Xiao
Shandong Science . 2011, (6): 36 -38 .  DOI: 10.3976/j.issn.1002-4026.2011.06.010