Preparation of mesoporous covalent organic framework core-shell stationary phase and its application in the analysis of astragaloside Ⅳ content in Astragalus
ZHAO Xingyun, JIN Jiangyan, LIU Xiaojian, YAN Lijuan, YANG Siyu, ZHANG Zhenwei, ZHANG Liyun, WU Rongfang
Chinese Journal of Chromatography . 2026, (6): 639 -649 .  DOI: 10.3724/SP.J.1123.2025.09020