RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: PZS06
SCM Type: CDM - (CD-)MUSIC
Ligand: Ga<3+> - gallium
Site Type: »Fe-singly
Equation: »Fe-singly<-0.5> + Ga<3+> + 2 H2O  ⇔  »Fe-singly-Ga(OH)2<0.5+> + 3 H<1+>
LogK: -2.55 ± 0.04         LogK°I=0 (Conversion to I = 0):   -1.91         LogK2.31 nm−2 (SSD-normalized):   -2.48
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaCl
Temperature: 298.15 K
Solid/Liquid Ratio: 10.0 g/L
pH Range: 3-11
Ligand Concentration Range: 0.8E-3. 1.4E-3. 2.7E-3 mol/L
Fit Method: FITEQL
Comment: total Ga concentrations correspond to 0.9, 1.7, and 3.2 µmol/m^2 at 100% adsorption, resp.,
 
1 data sets were retrieved