RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Anatase
Reference: BHV01a
SCM Type: CDM - (CD-)MUSIC
Ligand: Na<1+> - sodium
Site Type: »Ti-singly
Equation: »Ti-singly-OH<-1/3> + Na<1+>  ⇔  »Ti-singly-OHNa<+2/3>
LogK: -0.5        LogK°I=0 (Conversion to I = 0):   -0.39         LogK2.31 nm−2 (SSD-normalized):   0.14
Experiment: Potentiometric Titration
Ionic Strength: 0.1 mol/L NaNO3
Temperature: 298.15 K
pH Range: 4-8
Fit Method: ECOSAT
Comment: same value for singly and doubly coordinated site and for low-affinity and high-affinity value, respectively; no CO2; equation: =TiOH<-1/3> + Na<1+> = TiOH<-1/3>-Na<1+>; solid concentration 20-60 g/L
 
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