... difference of Ca and Mg concentration in the initially added Ca and Mg solution and the supernatant equilibrium solution taking into account the amount of Ca and Mg present in solution of the control ... increase of Ca and Mg addition, at pH greater than 9.0 and during anaerobic incubation. In contrast, Iron (Fe) leaching was decreased by Ca and Mg addition. Adsorption of Ca and Mg was observed and ... Details of batch experiments Batch Type Ca or Mg Concentration (mg/L) P Concentration (mg/L) Other Conditions Effect of Ca and Mg concentrations 0, 5, 10, 20, 50, 100, 150 and 200...