1. Chemical Engineering Department, College of Engineering, Pamantasan ng Lungsod ng Maynila, Gen. Luna corner Muralla St., Intramuros, Manila, Philippines
2. Department of Chemical Engineering, Gokongwei College of Engineering, De La Salle University, 2401 Taft Avenue, Manila 0922, Philippines
3. Chemical Engineering Department, College of Engineering, Adamson University, 900 San Marcelino St., Ermita, Manila, Philippines