1. Analytical Chemistry, Department of Chemistry − BMC, Uppsala University, Husargatan 3, 751 24 Uppsala, Sweden
2. Department of Chemistry, Vancouver Island University, 900 Fifth Street, Nanaimo, British Columbia, Canada V9R 5S5
3. Applied Environmental Research Laboratories, Department of Chemistry, Vancouver Island University, 900 Fifth Street, Nanaimo, British Columbia, Canada V9R 5S5
4. Department of Chemistry, University of Victoria, P.O. Box 1700, Stn CSC, Victoria, British Columbia, Canada V8W 2Y2
5. Department of Environmental and Occupational Health Sciences, University of Washington, Seattle, Washington 98195, United States