RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Corundum
Reference: KB01
SCM Type: TL - Triple Layer
Ligand: Co<2+> - cobalt(II)
Site Type: »Al-OH
Equation: »Al-OH + Co<2+>  ⇔  »Al-O-Co<1+> + H<1+>
LogK: -1.2        LogK°I=0 (Conversion to I = 0):   -1.07         LogK2.31 nm−2 (SSD-normalized):   -2.59
Experiment: Batch Sorption Experiments
Ionic Strength: 0.01 mol/L NaNO3
Temperature: 298.15 K
Solid/Liquid Ratio: 0.2 g/L
pH Range: 5-9
Ligand Concentration Range: 2E-6; 1E-4 mol/L
Fit Method: FITEQL
Comment: S/L ratio: 0.2, 2, 20 g/L; Log formation inner-sphere Co(II) surface complex; SSD = 3 sites/nm²; pK values and SSD from [KH95a]
 
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