1. Department of Environmental Analytical Chemistry, Helmholtz Centre for Environmental Research – UFZ, Permoserstr. 15, 04318 Leipzig, Germany
2. Institute of Analytical Chemistry, University of Leipzig, 04103 Leipzig, Germany
3. Alfred-Wegener-Institute Helmholtz Centre for Polar and Marine Research, Ecological Chemistry, Am Handelshafen 12, 27570 Bremerhaven, Germany
4. Hochschule Bremerhaven, University of Applied Sciences, An der Karlstadt 8, 27568 Bremerhaven, Germany
5. ProVIS–Centre for Chemical Microscopy, Helmholtz Centre for Environmental Research – UFZ, Permoserstr. 15, 04318 Leipzig, Germany