RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Imogolite
Reference: AMBJD06
SCM Type: TL - Triple Layer
Ligand: UO2<2+> - uranyl(VI)
Site Type: »Al-doubly
Equation: 2»Al2-OH + UO2<2+> +2 CO3<2->  ⇔  (»Al2OH)2-UO2(CO3)2<2->
LogK: -9.56        LogK°I=0 (Conversion to I = 0):   -8.28         LogK2.31 nm−2 (SSD-normalized):   -0.37
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaNO3
Temperature: 298.15 K
Solid/Liquid Ratio: 0.4 g/L
pH Range: 3-10
Ligand Concentration Range: 1E-8 - 3E-5 mol/L
Fit Method: FITEQL
Comment: bicarbonato outer surface complex
 
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