Institute of Pharmaceutical Analysis;
School of Pharmacy;
Lanzhou University;
Lanzhou;
Gansu 730000;
PR China;
Lanzhou Universty-Techcomp(China)Ltd.Joint Laboratory of Pharmaceutical Analysis;
Lanzhou;
Gansu 730000;
PR China;
High-performance; liquid; chromatography; Polymer; monolith; Preparation; methods; Small; molecules;