1. Doctoral School of Chemical Engineering and Biotechnologies, University Politehnica of Bucharest, Gheorghe Polizu Street 1-7, District 1, 011061 Bucharest, Romania
2. Department of Analytical Chemistry and Physical Chemistry, Faculty of Chemistry, University of Bucharest, Panduri Av. 90-92, District 5, 050663 Bucharest, Romania
3. National Institute of Biological Sciences, Centre of Bioanalysis, Splaiul Independentei 296, District 6, 060031 Bucharest, Romania