Mineral: |
Goethite |
Reference: |
G85 |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
PO4<3->
- phosphate
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + PO4<3-> + 2 H<1+> ⇔ »Fe-HPO4<1-> + H2O |
LogK: |
27.952
LogK2.31 nm−2 (SSD-normalized): 32.62
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
NaClO4
|
Solid/Liquid Ratio: |
4.0 g/L |
pH Range: |
3-12 |
Fit Method: |
FITEQL |
Comment: |
experimental results from [H70]; FITEQL/MICROQL; original reaction equation in the study: »Fe-OH + H3PO4 = »Fe-HPO4<1-> + H2O + H<1+> with logK = 6.25, formation constant in aqueous solution: PO4<3-> + 3H<1+> = H3PO4 logK = 21.702 [GFFGN03] |
|