1. Institute of Environmental Engineering and Research, University of Engineering and Technology, Lahore, Pakistan
2. Department of Chemical and Polymer Engineering, University of Engineering and Technology, Lahore, Pakistan
3. Department of Chemistry, University of Management and Technology, Lahore, Pakistan
4. Department of Chemistry, College of Science, University of Hafr Al Batin, Hafr Al Batin, Kingdom of Saudi Arabia
5. College of Environmental Science and Engineering, Beijing Forestry University, Beijing, PR China