RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: NSHK21
SCM Type: DDL - Diffuse Double Layer
Ligand: Pb<2+> - lead
Site Type: »Fe(s)-OH
Equation: »Fe(s)-OH + Pb<2+>  ⇔  »Fe(s)-O-Pb<1+> + H<1+>
LogK: 4.13         LogK2.31 nm−2 (SSD-normalized):   4.18
Experiment: Batch Sorption Experiments
Ionic Strength: NaNO3
Temperature: 298.15 K
pH Range: 4 - 9
Ligand Concentration Range: 1E-4; 9.85E-4; 2.51E-3 mol/L
Fit Method: FITEQL
Comment: weighted average of optimized log K from literature,
R-DLM (recalibrated DLM), CO2 free conditions; 3.6, 2.6 and 2.0 g/L ferrihydrite; 0.1 and 0.01 M NaNO3
 
1 data sets were retrieved