1. University of Maryland Center for Environmental Science
2. Chesapeake Biological Laboratory
3. Solomons
4. 20688 USA
5. Tampa Bay Water
6. Clearwater
7. 33763 USA
8. Helmholtz Zentrum München
9. German Research Center for Environmental Health
10. Research Unit Analytical BioGeoChemistry
11. D-85764 Neuherberg
12. Germany
13. Department of Chemistry and Biochemistry
14. University of South Carolina
15. Columbia
16. 29208 USA
17. Institut de Chimie des Milieux et des Matériaux IC2MP UMR 7285 CNRS
18. Université de Poitiers
19. 86073 Poitiers Cedex 9
20. France