RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Corundum
Reference: WAT01b
SCM Type: DDL - Diffuse Double Layer
Ligand: NpO2<1+> - neptunyl(V)
Site Type: »Al-OH
Equation: 2 »Al-OH + NpO2<1+>  ⇔  (»Al-O)2-NpO2<1-> + 2 H<1+>
LogK: -8.23 ± 0.14         LogK°I=0 (Conversion to I = 0):   -8.34         LogK2.31 nm−2 (SSD-normalized):   -11.00
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaNO3
pH Range: 5-11
Ligand Concentration Range: 6E-6 and 5.5E-13 mol/L
Fit Method: FITEQL
Comment: alpha-Al2O3-powder ; 0.1mo/l NaNO3 or 0.1 mol/L; tris(hydroxymethyl)aminomethane+2-morpholinoethane sulfonic acid; experimental data from batch sorption experiments [NS91] and [TYM96]; solid concentration 1 and 20 g/L; no CO2
 
1 data sets were retrieved