1. Department of Chemistry, College of Natural Sciences, Can Tho University , Campus II, 3/2 Street, Ninh Kieu District , Can Tho City , Vietnam
2. Faculty of Chemical Engineering, College of Engineering Technology, Can Tho University , Campus II, 3/2 Street, Ninh Kieu District , Can Tho City , Vietnam
3. Faculty of Soil Science, College of Agriculture, Can Tho University , Campus II, 3/2 Street, Ninh Kieu District , Can Tho City , Vietnam