1. Faculty of Civil and Environmental Engineering, Universiti Tun Hussein Onn Malaysia (UTHM), Johor 86400, Malaysia
2. Center of Micro-pollutant Research Batu Pahat, Universiti Tun Hussein Onn Malaysia (UTHM), Johor 86400, Malaysia
3. Faculty of Science, Technology and Human Development, UTHM, Parit Raja, Johor 86400, Malaysia