RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Clinoptilolite
Reference: WAT01b
SCM Type: DDL - Diffuse Double Layer
Ligand: NpO2<1+> - neptunyl(V)
Site Type: »Si-OH
Equation: »Si-OH + NpO2<1+> + H2O  ⇔  »Si-O-NpO2(OH)<1-> + 2 H<1+>
LogK: -13.2 ± 0.06         LogK°I=0 (Conversion to I = 0):   -13.20
Experiment: Batch Sorption Experiments
Ionic Strength: 0.0 mol/L NaNO3
Temperature: 293.15 K
pH Range: 4.5-11
Ligand Concentration Range: 1E-6 mol/L
Fit Method: FITEQL
Comment: Si/Al =5; SCM calculations; experimental data from batch sorption experiments [BPTA96]; no CO2; literal mistake IS=0.0 M?? (BPA96]: 0.1 and 0.01 M; 20+-0.2°C [BPTA96]
 
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