©2020 Biological and Chemical Oceanography Data Management Office.In summary: Filtered water from McLane submersible pumps was passed through acetate filter cartridges impregnated with MnO2. Ac, along with Ra and Th, were sorbed to the cartridges. These were returned to USC and analyzed.
See Methodology Supplemental File (BCO-DMO_227Ac_Methods_for_Arctic_Geotraces_GN01.pdf) for details.
Problem report: Some pump deployments failed to deliver sufficient water (nd).
Hammond, D. E. (2020) Water column profiles of dissolved Actinium-227 (227Ac) from the U.S. GEOTRACES Arctic cruise (HLY1502; GN01) on USCGC Healy from August to October 2015. Biological and Chemical Oceanography Data Management Office (BCO-DMO). (Version 1) Version Date 2020-10-02 [if applicable, indicate subset used]. http://lod.bco-dmo.org/id/dataset/825984 [access date]
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