Extraction efficiency and molecular characterization of organic matter from soils and sediments using high resolution mass spectrometry

Jason Toyoda1, Rosalie Kae Chu2, Nikola Tolic2, Nancy J Hess3, Errol R Robinson1 and Malak M Tfaily4, (1)Pacific Northwest National Laboratory, EMSL, Richland, WA, United States, (2)Pacific Northwest National Laboratory, Environmental Molecular Sciences Laboratory, Richland, WA, United States, (3)Pacific Northwest National Laboratory, Richland, WA, United States, (4)University of Arizona, Tucson, AZ, United States