Mineral: |
Ferrihydrite |
Reference: |
BL81a |
SCM Type: |
BS - Basic Stern |
Ligand: |
Cd<2+>
- cadmium
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + Cd(OH)<1+> ⇔ »Fe-OH-Cd(OH)<1+> |
LogK: |
5.1 LogK°I=0 (Conversion to I = 0): 5.53
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaNO3
|
Ligand Concentration Range: |
1E-7 mol/L |
Fit Method: |
graphic extrapolation |
Comment: |
ogK=3.9 (for [Cd]=5E-5M); in the paper was the following equation: »Fe-OH + CdOH<1+> = »Fe-OH-CdOH; data from [BPQ77]; no site density and surface protolysis data |
|