Mineral: |
Kaolinite |
Reference: |
HZBRM97 |
SCM Type: |
TL - Triple Layer |
Ligand: |
PO4<3->
- phosphate
|
Site Type: |
»Al-OH |
Equation: |
»Al-OH + PO4<3-> + 2 H<1+> ⇔ »Al-HPO4<1-> + H2O |
LogK: |
22.37 LogK°I=0 (Conversion to I = 0): 23.55
LogK2.31 nm−2 (SSD-normalized): 20.98
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
KCl
|
Fit Method: |
FITEQL |
Comment: |
logK for background electrolyt for Na+ onto >>AlOH=-9.2 and for Cl- onto >>AlOH=7.90 from [JP82]; also log K in 1M KCl: 24.53; inner sphere complex; bad fit >20 for both ionic strengths |
|