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    • Aggregation kinetics of humic acids in the presence of calcium ions 

      Kloster, Nanci Soledad; Brigante, Maximiliano Eduardo; Zanini, Graciela Pilar; Avena, Marcelo Javier (2013)
      The aggregation kinetics of a humic acid (HA) sample as a function of Ca2+ concentration at pH 5, 7 and 9 was investigated. UV–VIS spectroscopy was employed to quantify the progress of the aggregation reaction, and ...