1. Institute of Inorganic and Analytical Chemistry, University of Münster, Corrensstraße 28/30, 49149 Münster, Germany
2. Department of Research and Innovation, Guerbet Group, BP57400, 95943 Roissy CDG, France
3. European Virtual Institute for Speciation Analysis (EVISA), c/o IAAC, Corrensstraße 28/30, 48149 Münster, Germany