RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Goethite
Reference: WAT01b
SCM Type: DDL - Diffuse Double Layer
Ligand: Pu<4+> - plutonium(IV)
Site Type: »Fe-OH
Equation: »Fe-OH + Pu<4+> + H2O  ⇔  »Fe-O-Pu(OH)<2+> + 2 H<1+>
LogK: 8.97 ± 0.08         LogK°I=0 (Conversion to I = 0):   10.47         LogK2.31 nm−2 (SSD-normalized):   9.91
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaNO3
Solid/Liquid Ratio: 0.633 g/L
pH Range: 2-10
Ligand Concentration Range: 1E-11 mol/L
Fit Method: FITEQL
Comment: experimental data from batch sorption experiments [SMS85]; no CO2
 
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