1. Johnson Matthey Technology Centre, Blount’s Court, Sonning Common, Reading RG4 9NH, United Kingdom
2. Department
of Chemistry, University College London, 20 Gordon Street, London WC1H 0AJ, United Kingdom
3. International Platinum Group Metals Association, Schiess-Staett-Strasse 30, D-80339 Munich, Germany
4. European Precious Metals Federation, Avenue de Broqueville 12, B-1150 Bruxelles, Belgium
5. Water
Science and Engineering Laboratory, University of Wisconsin-Madison, 660 North Park Street, Madison, Wisconsin 53706-1484, United States
6. University of Minnesota—Twin Cities, St. Paul, Minnesota 55108, United States