RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: amorphous Silica
Reference: K97a
SCM Type: TL - Triple Layer
Ligand: Na<1+> - sodium
Site Type: »Si-OH
Equation: »Si-OH + Na<1+>  ⇔  »Si-O-Na + H<1+>
LogK: -7.24
Experiment: Potentiometric Titration
Ionic Strength: NaClO4
Temperature: 298.15 K
Solid/Liquid Ratio: 10.0 g/L
pH Range: 6.5-10
Fit Method: FITEQL
Comment: cited in [KEGR99], experiments in 0.01, 0.1 and 0.3 M NaClO4 solution
 
1 data sets were retrieved