1. Department of Chemical and Process Engineering, Faculty of Engineering and Built Environment, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia.
2. Tasik Chini Research Center, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia.
3. Faculty of Chemical Engineering, Universiti Teknologi Mara Johor, Kampus Pasir Gudang, Jalan Purnama, Masai, Malaysia.
4. Faculty of Science and Technology, School of Environmental and Natural Resource Sciences, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia.