Institution: | 1. Department of Environmental Sciences , University of Kuopio , P.O. Box 1627, 70211 Kuopio, Finland Arja.Asikainen@uku.fi;3. Department of Environmental Sciences , University of Kuopio , P.O. Box 1627, 70211 Kuopio, Finland;4. Department of Chemistry , University of Kuopio , P.O. Box 1627, 70211 Kuopio, Finland |