1. Key Laboratory for Green Pharmaceutical Technologies and Related Equipment of Ministry of Education, College of Pharmaceutical Sciences, Zhejiang University of Technology, Hangzhou 310014, P. R. China
2. Zhejiang Engineering Research Center of Fat-soluble Vitamin, Shaoxing University, Shaoxing 312000, P. R. China
3. Key Laboratory of Pharmaceutical Engineering of Zhejiang Province, College of Pharmaceutical Sciences, Zhejiang University of Technology, Hangzhou 310014, P. R. China