Mineral: |
Magnetite |
Reference: |
FS06 |
SCM Type: |
NE - Non-electrostatic |
Ligand: |
Sr<2+>
- strontium
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + Sr<2+> ⇔ »Fe-O-Sr<1+> + H<1+> |
LogK: |
-4.31 ± 0.62
LogK°I=0 (Conversion to I = 0): -4.31
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.0 mol/L
granitic water
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
40.0 g/L |
pH Range: |
3.5-9 |
Ligand Concentration Range: |
1E-6 mol/L |
Fit Method: |
STAMB-2003 |
Comment: |
m/V also 20 g/L
original equation in the study: »Fe-O<1-> + Sr<2+> = »Fe-O-Sr<1+> with log K = 5.39 ± 0.62 (»FeO<1-> + H<1+> = »FeOH with log K = 9.70 ± 0.02)
combination of surface complexation and ion exchange model |
|