Authors
Mohamed E.M. Hassouna
Chemistry Department, Faculty of Science, Beni-Suef, Egypt
Mohamed E. Goher
Chemistry Laboratory, Freshwater & Lakes Division, National Institute of Oceanography, Fisheries (NIOF), Cairo, Egypt
Seliem M. El-Sayed
Chemistry Laboratory, Freshwater & Lakes Division, National Institute of Oceanography, Fisheries (NIOF), Cairo, Egypt
Reda A.A.A. Hassan
Holding Company for Water and Wastewater (HCWW) Fayoum Drinking Water and Sanitation Company, Fayoum, Egypt