title: Reply to Sun et al.: Deposition of organic nitrogen.
authors.affiliation: Department of Atmospheric Science, Colorado State University, Fort Collins, CO 80523;
authors.forename: Yi
authors.initials: Y
authors.lastname: Li
authors.affiliation: National Park Service, Cooperative Institute for Research in the Atmosphere, Colorado State University, Fort Collins, CO 80523;
authors.forename: Bret A
authors.initials: BA
authors.lastname: Schichtel
authors.affiliation: Office of Research and Development, National Risk Management Research Laboratory, US Environmental Protection Agency, Research Triangle Park, NC 27711;
authors.forename: John T
authors.initials: JT
authors.lastname: Walker
authors.affiliation: Office of Research and Development, National Exposure Research Laboratory, US Environmental Protection Agency, Research Triangle Park, NC 27711;
authors.forename: Donna B
authors.initials: DB
authors.lastname: Schwede
authors.affiliation: Office of Research and Development, National Risk Management Research Laboratory, US Environmental Protection Agency, Research Triangle Park, NC 27711;
authors.forename: Xi
authors.initials: X
authors.lastname: Chen
authors.affiliation: National Atmospheric Deposition Program, University of Illinois Urbana-Champaign, Champaign, IL 61820;
authors.forename: Christopher M B
authors.initials: CM
authors.lastname: Lehmann
authors.affiliation: Clean Air Markets Division, US Environmental Protection Agency, Washington, DC 20460.
authors.forename: Melissa A
authors.initials: MA
authors.lastname: Puchalski
authors.affiliation: National Atmospheric Deposition Program, University of Illinois Urbana-Champaign, Champaign, IL 61820;
authors.forename: David A
authors.initials: DA
authors.lastname: Gay
authors.affiliation: Department of Atmospheric Science, Colorado State University, Fort Collins, CO 80523; collett@atmos.colostate.edu.
authors.forename: Jeffrey L
authors.initials: JL
authors.lastname: Collett
mesh_terms: D009584:Nitrogen
chemical_list: D009584:Nitrogen