RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Hematite
Reference: MGRBF15
SCM Type: DDL - Diffuse Double Layer
Ligand: NpO2<1+> - neptunyl(V)
Site Type: »Fe-OH
Equation: 2 »Fe-OH + NpO2<1+> + 3 H2O  ⇔  (»Fe-O)2-NpO2(H2O)3<-> + 2 H<1+>
LogK: -11.01 ± 0.1         LogK°I=0 (Conversion to I = 0):   -11.01         LogK2.31 nm−2 (SSD-normalized):   -9.14
Experiment: Batch Sorption Experiments
Ionic Strength: 0.0 mol/L NaClO4
Temperature: 298.15 K
Solid/Liquid Ratio: 8.0 g/L
pH Range: 2.5-11
Ligand Concentration Range: 1E-7 - 1E-5 mol/L
Fit Method: UCODE_2005
Comment: for the logK-fitting also batch sorption datasets from KHL99, KKPC07 and RK14 have been used.
Solid/Liquid Ratio: 0.1 g/L / 8g/L respectively
 
1 data sets were retrieved