RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Montmorillonite
Reference: TPB98a
SCM Type: DDL - Diffuse Double Layer
Ligand: NpO2<1+> - neptunyl(V)
Site Type: »Al-OH
Equation: »Al-OH + NpO2<1+> + H2O  ⇔  »Al-O-NpO2(OH)<1-> + 2 H<1+>
LogK: -13.79        LogK°I=0 (Conversion to I = 0):   -13.90         LogK2.31 nm−2 (SSD-normalized):   -15.18
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaNO3
Temperature: 293.15 K
Solid/Liquid Ratio: 3.97 g/L
pH Range: 3-11
Ligand Concentration Range: 8.79E-7 mol/L
Fit Method: FITEQL
Comment: cited in [TP99]; capped vial (trace CO2); 20+-2°C
 
1 data sets were retrieved