RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Hematite
Reference: MF99
SCM Type: DDL - Diffuse Double Layer
Ligand: La<3+> - lanthanum
Site Type: »Fe-OH
Equation: »Fe-OH + La<3+>  ⇔  »Fe-OH-La<3+>
LogK: 5.9 ± 0.2         LogK°I=0 (Conversion to I = 0):   6.86         LogK2.31 nm−2 (SSD-normalized):   6.84
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaNO3
Fit Method: FITEQL
Comment: surface loading ratio R=[La3+]/[FeOH]total=0.04; only in combination with ºFeOH+ La3+ = ºFeO-La2+ + H+
 
1 data sets were retrieved