RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: D78
SCM Type: TL - Triple Layer
Ligand: PDCA<2-> - 2,3-pyrazinedicarboxylate
Site Type: »Fe-OH
Equation: 2 »Fe-OH + PDCA<2-> + 2 H<1+>  ⇔  (»Fe-OH)2H-HPDCA
LogK: -20.3        LogK°I=0 (Conversion to I = 0):   -19.66         LogK2.31 nm−2 (SSD-normalized):   -18.43
Experiment: Potentiometric Titration
Ionic Strength: 0.1 mol/L NaNO3
Fit Method: graphic extrapolation
Comment: adsorbing species H(PDCA)-
 
1 data sets were retrieved