1. Faculty of Arts and Sciences, Department of Chemistry, Eskişehir Osmangazi University, Eskişehir, Turkey
2. Vocational School of Health Services, Bartin University, Bartin, Turkey
3. Faculty of Science Building, Department of Chemistry, University of Malaya, Kuala Lumpur, Malaysia
4. Faculty of Science, Department of Chemistry, King Abdulaziz University, Jeddah, Saudi Arabia