Haitao Cheng 1, Na Han 1, Zhicheng Zhang 1, Shouhe Qu 1, Weining Wang 2, Jun Yin 1*
1 School of Traditional Chinese Materia Medica, Shenyang Pharmaceutical University,Shenyang 110016, China;2 Liaoning Provincial Institute of Food and Drug Control, Shenyang 110023, China