Vivaspin ultrafiltration: a new approach for high resolution measurements of colloidal and soluble iron species

• Published in: Limnology and Oceanography: Methods
• Main Authors: Schlosser, Christian, Streu, Peter, Croot, Peter L.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Wiley-Blackwell 2013
• Subjects: fluorescent organic-matter; north pacific-ocean; iron(iii) hydroxide solubility; cross-flow ultrafiltration; southern-ocean; vertical-distribution; solvent-extraction; water column; okhotsk sea; seawater; Southern Ocean; Okhotsk; Pacific; Tac
• Online Access: http://hdl.handle.net/10379/13821; https://doi.org/10.4319/lom.2013.11.187

Vivaspin6 (R) ultrafiltration units with molecular weight "cut-off" membranes of 5, 10, 30, 50, and 100 kDa were used together to examine the size distribution of newly formed iron (Fe) colloids in natural seawater samples and in the presence of several different Fe chelators with varying...