RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Alumina
Reference: HS73
SCM Type: DDL - Diffuse Double Layer
Ligand: Ca<2+> - calcium
Site Type: »Al-OH
Equation: »Al-OH + Ca<2+>  ⇔  »Al-O-Ca<1+> + H<1+>
LogK: -6.06        LogK°I=0 (Conversion to I = 0):   -5.74         LogK2.31 nm−2 (SSD-normalized):   -3.73
Experiment: Potentiometric Titration
Ionic Strength: 0.1 mol/L NaCl
Temperature: 298.15 K
Ligand Concentration Range: 1.5E-4. 5E-4 or 1E-3 mol/L
Fit Method:
Comment: also electrophoretic measurements and sorption isotherms performed, SCM type not clear (maybe also NEM), cited in [SS87a] (there wrongly background electrolyte NaNO3), cited in [HS76]; temperature 25+-2°C
 
1 data sets were retrieved