1. Pharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, Beni-Suef University, Alshaheed Shehata Ahmad Hegazy St., 62514 Beni-Suef, Egypt
2. Analytical Chemistry Department, Faculty of Pharmacy, Cairo University, Kasr El-Aini St., 11562 Cairo, Egypt
3. Medicolegal Authority, Justice Ministry, 114 Bairam El Tounsy St., El Sayeda Zeinab, 11647 Cairo, Egypt