1. Arts and Science Faculty, Department of Chemistry, Atatürk University, 25240, Erzurum
2. Faculty of Education, Department of Chemistry, Dicle University, 21000, Diyarbakir
3. Faculty of Education, Department of Chemistry, Atatürk University, 21000, Erzincan
4. Medical Faculty, Department of Physiology, Atatürk University, 25240, Erzurum, Turkey