1. Department of Chemistry, Faculty of Applied Sciences, Dhamar University, Dhamar, Yemen
2. Department of Analytical Chemistry, Faculty of Sciences, Eskisehir Technical University, Eskisehir, Turkey
3. Department of Chemistry, Maulana Azad of Arts, Science and Commerce, Aurangabad, India
4. Department of Analytical Chemistry, Faculty of Pharmacy, Anadolu University, Eskisehir, Turkey