Mineral: |
Ferrihydrite |
Reference: |
HPL88 |
SCM Type: |
TL - Triple Layer |
Ligand: |
SeO3<2->
- selenite
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + SeO3<2-> + H<1+> ⇔ »Fe-SeO3<1-> + H2O |
LogK: |
21.2 LogK°I=0 (Conversion to I = 0): 21.20
LogK2.31 nm−2 (SSD-normalized): 22.14
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.0 mol/L
NaNO3
|
Solid/Liquid Ratio: |
0.09 g/L |
pH Range: |
4-11 |
Ligand Concentration Range: |
1E-4 mol/L |
Fit Method: |
graphic extrapolation |
Comment: |
solid/liquid ratio based on ferrihydrite concentration 5E-4 M and M=177.7 g/mol (Fe2O3*H2O); experiments in 1, 0.1, and 0.013M NaNO3, respectively |
|