%0 conference lecture %@ %A Zimmermann, T., Irrgeher, J., Proefrock, D. %D 2016 %J 49. Jahrestagung der Deutschen Gesellschaft für Massenspektrometrie, DGMS 2016 %T Application and optimization of inductively coupled plasma tandem mass spectrometry (ICP-MS/MS) for ultra-trace element analysis of undiluted seawater %U %X