SANDRA SORDON*, JAROSŁAW POPŁOŃSKI and EWA HUSZCZA Faculty of Food Science, Department of Chemistry, Wrocław University of Environmental and Life Sciences, Wrocław, Poland *Corresponding author: S. Sordon, Wrocław University of Environmental and Life Sciences, Faculty of Food Science, Department of Chemistry, Wrocław, Poland; e-mail: sandra.sordon@up.wroc.pl. Submitted...