1. M.Sc. Student, Dept. of Environmental Engineering and Water Technology, UNESCO-IHE Institute for Water Education, P.O. Box 3015, 2601 DA Delft, Netherlands.
2. M.Sc. Student, Dept. of Chemistry, Amity School of Applied Sciences, Amity Univ. Haryana, Gurgaon, Manesar, India.
3. Ph.D. Student, Dept. of Environmental Sciences, COMSATS Institute of Information Technology, Abbottabad 22060, Pakistan.
4. Associate Professor, Dept. of Environmental Sciences, COMSATS Institute of Information Technology, Abbottabad 22060, Pakistan.
5. Assistant Professor, Dept. of Chemistry, Amity School of Applied Sciences, Amity Univ. Haryana, Gurgaon, Manesar, India (corresponding author).