RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Montmorillonite
Reference: BB05a
SCM Type: NE - Non-electrostatic
Ligand: Eu<3+> - europium(III)
Site Type: »X(s)-OH
Equation: »X(s)-OH + Eu<3+> + 2 H2O  ⇔  »X(s)-O-Eu(OH)2 + 3 H<1+>
LogK: -15.7        LogK°I=0 (Conversion to I = 0):   -15.06
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaClO4
Solid/Liquid Ratio: 1.5 g/L
pH Range: 4-9
Ligand Concentration Range: <1.3E-7 mol/L
Fit Method: MINSORB
Comment: Na-montmorillonite, MINSORB code (2-site protolysis no electrostatics surface complexation and cation exchange model developed and incorporated into MINEQL); recalculation of sorption data [BB02b] with other hydrolysis constants
 
1 data sets were retrieved