RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: GDB09
SCM Type: CDM - (CD-)MUSIC
Ligand: UO2<2+> - uranyl(VI)
Site Type: »Fe(w)-OH
Equation: 2 »Fe(w)-OH<0.5-> + UO2<2+> + CO3<2->  ⇔  (»Fe(w)-OH)2-UO2CO3<1->
LogK: 20.95        LogK°I=0 (Conversion to I = 0):   21.81         LogK2.31 nm−2 (SSD-normalized):   22.31
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaNO3
Temperature: 298.15 K
Solid/Liquid Ratio: 0.089 g/L
pH Range: 2.5-10
Ligand Concentration Range: 1E-8 or 1E-7 mol/L
Fit Method: MINTEQ
Comment: refitted data from [P99]; the amount of solid correspond to a total Fe content of 1mmol/L (89 mg/L as Fe2O3*H2O)
 
1 data sets were retrieved