RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Kaolinite
Reference: AHA06
SCM Type: DDL - Diffuse Double Layer
Ligand: UO2<2+> - uranyl(VI)
Site Type: »Al-OH
Equation: »Al-OH + UO2<2+>  ⇔  »Al-O-UO2<1+> + H<1+>
LogK: -3.15        LogK°I=0 (Conversion to I = 0):   -3.02         LogK2.31 nm−2 (SSD-normalized):   -2.18
Experiment: Batch Sorption Experiments
Ionic Strength: 0.01 mol/L NaClO4
Temperature: 298.15 K
Solid/Liquid Ratio: 20.0 g/L
pH Range: 2-5.5
Ligand Concentration Range: 1E-3 - 2E-3 mol/L
Fit Method: FITEQL
Comment: clay II; ion exchange: 2 X- + UO22+ = X22--UO22+, logK=-0.604
 
1 data sets were retrieved