RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: FAYKN13
SCM Type: TL - Triple Layer
Ligand: Na<1+> - sodium
Site Type: »Fe-OH
Equation: »Fe-OH + Na<1+>  ⇔  »Fe-O<1->_Na<1+> + H<1+>
LogK: -7.8         LogK2.31 nm−2 (SSD-normalized):   -6.86
Experiment: Potentiometric Titration
Ionic Strength: NaNO3
Temperature: 298.15 K
pH Range: 4 - 10
Fit Method: GEOSURF
Comment: extended TLM; constants refer to the hypothetical 1.0 M standard state
 
1 data sets were retrieved