1. Lab of Aalytical Chemistry, School of Pharmacy, Shenyang Pharmaceutical University, No. 103 Wenhua Road, Shenyang 110016, China
2. Department of Animal products and Fishery products, Liaoning Institute for Agro-product Veterinary Drugs and Feed Control, Liaoning Inspection, Examination & Certification Center, Shenyang 110000, China
3. Department of Pharmacy, Beijing Tsinghua Changgung Hospital, School of Clinical Medicine, Tsinghua University, Beijing 102218, China