1. Department of General Chemistry and Chromatography, Institute of Chemistry, University of Silesia, 9 Szkolna Street, 40–006, Katowice, Poland
2. Department of Retail Pharmacy, School of Pharmacy with the Division of Laboratory Medicine in Sosnowiec, Medical University of Silesia in Katowice, 3 Kasztanowa Street, 41-200, Sosnowiec, Poland