RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Bentonite
Reference: FS06
SCM Type: NE - Non-electrostatic
Ligand: Cs<1+> - cesium
Site Type: »X-OH
Equation: »X-OH + Cs<1+>  ⇔  »X-O-Cs + H<1+>
LogK: -4.0 ± 0.34         LogK°I=0 (Conversion to I = 0):   -4.00         LogK2.31 nm−2 (SSD-normalized):   -0.06
Experiment: Batch Sorption Experiments
Ionic Strength: 0.0 mol/L granitic water
Temperature: 298.15 K
Solid/Liquid Ratio: 2.7 g/L
pH Range: 3.5-10.5
Ligand Concentration Range: 1E-6 mol/L
Fit Method: STAMB-2003
Comment: m/V also 2.38g/L
original equation in the study: »XO<1-> + Cs<1+> = »XOCs with log K = 5.81 ± 0.34 (»XO<1-> + H<1+> = »XOH with log K = 9.81 ± 0.11)
combination of surface complexation and ion exchange model
 
1 data sets were retrieved