Mineral: |
Goethite |
Reference: |
ES18 |
SCM Type: |
CDM - (CD-)MUSIC |
Ligand: |
SO4<2->
- sulfate
|
Site Type: |
»Fe-singly |
Equation: |
»Fe-OH<0.5-> + SO4<2-> + H<1+> ⇔ »Fe-O-SO3<1.5-> + H2O |
LogK: |
8.68 ± 0.01
LogK°I=0 (Conversion to I = 0): 9.22
LogK2.31 nm−2 (SSD-normalized): 8.75
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
KNO3
|
Temperature: |
294.0 K |
Solid/Liquid Ratio: |
5.0 g/L |
pH Range: |
3.5-10 |
Ligand Concentration Range: |
4.13E-4 mol/L |
Fit Method: |
FITEQL |
Comment: |
Common logarithms of the intrinsic surface complexation constants (log Kint values) ± standard deviation for Sb(V), PO4, and SO4 adsorption were optimized using FITEQL and suspension parameters described in Tables 1 and 2 and the ligand adsorption edge data presented in Fig. 3. |
|