Mineral: |
Montmorillonite |
Reference: |
BB97b |
SCM Type: |
NE - Non-electrostatic
|
Ionic Strength: |
NaClO4
|
Site Type: |
»X(s)-OH |
PZC: |
|
pK1: |
4.5 |
|
pK12.31 nm−2 (normalized): |
2.67 |
pK2: |
7.9 |
|
pK22.31 nm−2 (normalized): |
9.73 |
Site Density in nm-2: |
0.0344 |
Original Site Density: |
0.000002 mol / g solid
|
Solid/Liquid Ratio in g/L: |
6.25 |
pH Range: |
2.5-11.5 |
Temperature in K: |
|
Method for Site Density: |
Potentiometric Titration |
Method for Protolysis: | Potentiometric Titration |
Fit Method: | MINSORB |
Comment: |
2SPNE (2 sites protolysis with no electrostatic term) model (DDL without electrostatics); only weak site types are required to model sorption data; citation in [BB99a] and [BB05a]; SSD (strong sites) from [BB97a] (best estimate) |
|