1. Eawag, Swiss Federal Institute of Aquatic Science and Technology, 8600 Dübendorf, Switzerland
2. EPF Lausanne, School of Architecture, Civil and Environmental Engineering, 1015 Lausanne, Switzerland
3. Firmenich International SA, 1211 Genève 8, Switzerland
4. Firmenich Belgium SA, 1348 Louvain-La-Neuve, Belgium
5. ETH Zürich, Swiss Federal Institute of Technology, Institute of Biogeochemistry and Pollutant Dynamics, 8092 Zürich, Switzerland