RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: amorphous Silica
Reference: KEGR00
SCM Type: TL - Triple Layer
Ligand: Gd<3+> - gadolinium
Site Type: »Si-OH
Equation: »Si-OH + Gd<3+>  ⇔  »Si-OH-Gd<3+>
LogK: -3.49        LogK°I=0 (Conversion to I = 0):   -3.26
Experiment: Potentiometric Titration
Ionic Strength: 0.003 mol/L NaClO4
Fit Method:
Comment: cited in [KEGR00], assumed anionic impurity 4.32E-7 M; logK (=SiOGd2+)=1.77 [K97b]
 
1 data sets were retrieved