RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: amorphous Silica
Reference: SFDW76
SCM Type: CC - Constant Capacitance
Ligand: Pb<2+> - lead
Site Type: »Si-OH
Equation: 2 »Si-OH + Pb<2+>  ⇔  (»Si-O)2-Pb + 2 H<1+>
LogK: -10.68 ± 0.03
Experiment: Potentiometric Titration
Ionic Strength: 1.0 mol/L NaClO4
pH Range: 1-3
Fit Method:
Comment: cited in [SS87a] (as data reference [SWF76], in more detail published in [F76]
 
1 data sets were retrieved