RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results


Binding Site Data:

Mineral: Illite
Reference: LAFAH18
SCM Type: NE - Non-electrostatic
Ionic Strength: 0.56 mol/L of NaCl
Site Type: »X-OH
PZC:
pK1: 6.43   pK12.31 nm−2 (normalized): 6.49
pK2: 8.91   pK22.31 nm−2 (normalized): 8.85
Site Density in nm-2: 2.6765
Original Site Density: 0.0002 mol / g solid
Solid/Liquid Ratio in g/L: 10.0
pH Range: 4-10
Temperature in K:
Method for Site Density: Potentiometric Titration
Method for Protolysis:Potentiometric Titration
Fit Method:FITEQL
Comment: only valid with exchange reaction on the permantly negatively charged site: >X- * H+ + Na+ = >X- * Na+ + H+ with pKa = 3.91 ± 0.24 (site density 0.53 ± 0.10 mmol/g)
 
1 data sets were retrieved