1. Department of Applied Science, Faculty of Science, Prince of Songkla University, Hat Yai, Thailand
2. Office of Scientific Instrument and Testing, Prince of Songkla University, Hat Yai, Thailand
3. Department of Pharmacology, Prince of Songkla University, Hat Yai, Thailand
4. Police Forensic Science Center 10, Yala, Thailand
5. Department of Pharmacognosy and Pharmaceutical Botany, Faculty of Pharmaceutical Sciences, Prince of Songkla University, Songkhla, Thailand