RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: SJ91
SCM Type: TL - Triple Layer
Ligand: Ca<2+> - calcium
Site Type: »Fe-OH
Equation: »Fe-OH + Ca<2+>  ⇔  »Fe-O-Ca<1+> + H<1+>
LogK: -6.6 ± 0.5         LogK°I=0 (Conversion to I = 0):   -6.28         LogK2.31 nm−2 (SSD-normalized):  
Experiment: Mean of Different Sources
Ionic Strength: 0.1 mol/L
Fit Method:
Comment: recalculation from literature values [BM79], [BM81] (both goethite),[ZGSR87] (ferrihydrite) in an effort to remove the uncertainties associated with SSD
 
1 data sets were retrieved