RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: NLBS96
SCM Type: CC - Constant Capacitance
Ligand: Ni<2+> - nickel
Site Type: »Fe-OH
Equation: »Fe-OH + Ni-EDTA<2-> + H<1+>  ⇔  »Fe-Ni-EDTA<1-> + H2O
LogK: 9.66 ± 0.05         LogK°I=0 (Conversion to I = 0):   9.66         LogK2.31 nm−2 (SSD-normalized):   10.38
Experiment: Sorption Isotherms
Ionic Strength: 0.0 mol/L NaNO3
Fit Method: FITEQL
Comment: ratio EDTA:surface sites=10-2, pH=5.5; only valid for premixing Ni2+ and EDTA!
 
1 data sets were retrieved