Mineral: |
Biotite |
Reference: |
LPISL18 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
SeO3<2->
- selenite
|
Site Type: |
»X(w2)-OH |
Equation: |
»X(w2)-OH + SeO3<2-> + H<1+> ⇔ »X(w2)-OH2-SeO3<1-> |
LogK: |
12.64
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
ground water
|
Temperature: |
295.0 K |
Solid/Liquid Ratio: |
50.0 g/L |
pH Range: |
7.83 |
Ligand Concentration Range: |
1.66E-10 - 1E-3 mol/L |
Fit Method: |
PHREEQC |
Comment: |
sorption isotherms; original reaction equation: »X(w2)-OH + HSeO3<1-> = »X(w2)-OH2-SeO3<1-> log K = 4.1 (H<1+> + SeO3<2-> = HSeO3<1-> log K = 8.54 (ANDRA 2009, [EHL16])); sorption of SO4<2-> and Ca<2+> also considered, log K values taken from ANDRA 2009 |
|