Mineral: |
Orthoclase |
Reference: |
B18a |
SCM Type: |
1pK-BS - 1pK-Basic Stern
(C1: 2.1 F/m2) |
Ionic Strength: |
0.01 mol/L of
NaClO4
|
Site Type: |
»Al-singly |
PZC: |
|
pK1: |
3.5 |
pK1°I=0 (Conversion to I = 0): |
3.46 |
pK12.31 nm−2 (normalized): |
3.64 |
pK2: |
|
pK2°I=0 (Conversion to I = 0): |
|
|
Site Density in nm-2: |
3.2000 |
Original Site Density: |
3.2 sites / nm² surface
|
Solid/Liquid Ratio in g/L: |
71.2 |
pH Range: |
3-9 |
Temperature in K: |
|
Method for Site Density: |
Potentiometric Titration |
Method for Protolysis: | Potentiometric Titration |
Fit Method: | UCODE_2014 |
Comment: |
only intrinsic protolysis constant of Al-OH; model approach SCP FS V; Δσ = 0.03 C/m² (Δσ – shift to transform relative (raw data) into absolute surface charge densities) |
|