RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Montmorillonite
Reference: BB05a
SCM Type: NE - Non-electrostatic
Ligand: Ni<2+> - nickel
Site Type: »X(w)-OH
Equation: »X(w)-OH + Ni<2+>  ⇔  »X(w)-O-Ni<1+> + H<1+>
LogK: -3.6        LogK°I=0 (Conversion to I = 0):   -3.52
Experiment: Sorption Isotherms
Ionic Strength: 0.0033 mol/L Ca(NO3)2
pH Range: 7 and 8.1
Ligand Concentration Range: 2E-9 - 2E-3 mol/L
Fit Method: MINSORB
Comment: Ca-montmorillonite, MINSORB code (2-site protolysis); recalculation of sorption data [BB99a] with other hydrolysis constants; solid concentration 0.94-1.2 g/L
 
1 data sets were retrieved