RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Rutile
Reference: HREL90
SCM Type: TL - Triple Layer
Ligand: Na<1+> - sodium
Site Type: »Ti-OH
Equation: »Ti-OH + Na<1+>  ⇔  »Ti-O-Na + H<1+>
LogK: -6.8         LogK2.31 nm−2 (SSD-normalized):   -6.46
Experiment: Potentiometric Titration
Ionic Strength: NaNO3
Temperature: 298.15 K
Fit Method: graphic extrapolation
Comment: raw data from [Y75], double extrapolation technique from [JP82], I=0.1, 0.01 and 0.001M; for suggested standard parameters delta pK=6
 
1 data sets were retrieved