1. Environmental Process Engineering Laboratory, Institute of Chemical Process Fundamentals, Academy of Sciences of the Czech Republic, v. v. i., Rozvojová 135/2, 165 02 Prague 6 Suchdol, Czech Republic
2. Energy Research Center, Technical University of Ostrava, Innovation for Efficiency and Environment, 17.listopadu 15/2172, 708 33 Ostrava, Czech Republic
3. Department of Hygienic Laboratories, Institute of Public Health Ostrava, Partyzánské náměstí 7, 702 00 Ostrava, Czech Republic