1. Doctoral School of Environmental Sciences, University of Szeged, H-6720 Szeged, Hungary
2. Department of Process Engineering, University of Szeged, H-6725 Szeged, Hungary
3. Department of Applied and Environmental Chemistry, Institute of Chemistry, University of Szeged, H-6720 Szeged, Hungary
4. Department of Food Engineering, University of Szeged, H-6725 Szeged, Hungary