1. Faculty of Applied Chemistry and Materials Science, Department of General Chemistry, University POLITEHNICA of Bucharest, Bucharest, Romania;
2. Faculty of Applied Chemistry and Materials Science, Department of Chemical and Biochemical Engineering, University POLITEHNICA of Bucharest, Bucharest, Romania;
3. Department of Naval and Port Engineering and Management, Faculty of Navigation and Naval Management, “MIRCEA CEL BATRAN” Naval Academy, Constanta, Romania;
4. Faculty of Pharmacy, University OVIDIUS of Constanta, Constanta, Romania