RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Rutile
Reference: HREL91
SCM Type: TL - Triple Layer
Ligand: Na<1+> - sodium
Site Type: »Ti-OH
Equation: »Ti-OH + Na<1+>  ⇔  »Ti-O-Na + H<1+>
LogK: -6.88         LogK2.31 nm−2 (SSD-normalized):   -6.54
Experiment: Potentiometric Titration
Ionic Strength: NaNO3
Temperature: 298.15 K
Solid/Liquid Ratio: 12.0 g/L
pH Range: 4-9.5
Ligand Concentration Range: 0.001. 0.01. 0.1 mol/L
Fit Method: FITEQL
Comment: raw data from [Y75], double extrapolation technique from [JP82], I=0.1, 0.01 and 0.001M; for delta pK=4, also published in [HREL90]
 
1 data sets were retrieved