Molecularly-imprinted solid phase extraction coupled with high performance liquid chromatography for the determination of ractopamine in feed samples
HUANG Yi, ZHANG Qingjie, LIU Min, WANG Xufeng, LI Jianqin, HE Limin*
Chinese Journal of Chromatography . 2012, (01): 56 -61 .  DOI: 10.3724/SP.J.1123.2011.08033