RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Alumina
Reference: HS76
SCM Type: CC - Constant Capacitance
Ligand: Pb<2+> - lead
Site Type: »Al-OH
Equation: »Al-OH + Pb<2+>  ⇔  »Al-O-Pb<1+> + H<1+>
LogK: -2.2 ± 0.1         LogK°I=0 (Conversion to I = 0):   -1.88         LogK2.31 nm−2 (SSD-normalized):   -3.59
Experiment: Potentiometric Titration
Ionic Strength: 0.1 mol/L NaClO4
Temperature: 298.15 K
Solid/Liquid Ratio: 3.75 g/L
pH Range: 4-7
Fit Method:
Comment: cited in [SS87a] and [SWF76]; Pb concentration 2.94E-4 (pH range 4-6.5) and 9.8E-4M (pH range 4-7), resp.; solid concentration 3.16 - 17.40 g/L
 
1 data sets were retrieved