Mineral: |
Ferrihydrite |
Reference: |
VFCBG16 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
CrO4<2->
- chromate
|
Site Type: |
»Fe-OH |
Equation: |
2 »Fe-OH + CrO4<2-> + 2 H<1+> ⇔ (»Fe)2-CrO4 + 2 H2O |
LogK: |
23.2
LogK2.31 nm−2 (SSD-normalized): 25.07
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
KNO3
|
Solid/Liquid Ratio: |
2.0 g/L |
pH Range: |
3 - 10 |
Ligand Concentration Range: |
1E-4; 1E-5; 1E-6 mol/L |
Fit Method: |
FITEQL |
Comment: |
Stability constants describing the Cr(VI) inner-sphere complexation using DLM are present as median values; 0.1, 0.01 and 0.001 M KNO3 |
|