RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: G03b
SCM Type: DDL - Diffuse Double Layer
Ligand: PO4<3-> - phosphate
Site Type: »Fe-OH
Equation: »Fe-OH + PO4<3-> + 2 H<1+>  ⇔  »FeO-PO3H<1-> + H2O
LogK: 26.39        LogK°I=0 (Conversion to I = 0):   26.88         LogK2.31 nm−2 (SSD-normalized):   28.38
Experiment: Batch Sorption Experiments
Ionic Strength: 0.01 mol/L NaNO3
Temperature: 298.15 K
pH Range: 3 - 8
Ligand Concentration Range: 2E-4 mol/L
Fit Method: FITEQL
Comment: 1 or 3 mM total Fe (samples were equilibrated in 40 ml polypropylene centrifuge tubes); same DLM parameters as in [DM90]
 
1 data sets were retrieved