RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: DH06
SCM Type: DDL - Diffuse Double Layer
Ligand: Fe<2+> - iron(II)
Site Type: »Fe-OH
Equation: »Fe-OH + Fe<2+> + H2O  ⇔  »Fe-O-Fe(OH) + 2 H<1+>
LogK: -10.89        LogK°I=0 (Conversion to I = 0):   -10.80         LogK2.31 nm−2 (SSD-normalized):   -9.95
Experiment: Batch Sorption Experiments
Ionic Strength: 0.01 mol/L NaCl
Temperature: 298.15 K
Solid/Liquid Ratio: 2.5 g/L
pH Range: 3-8
Ligand Concentration Range: 2.15E-4. 4.65E-4. 1.07E-3 mol/L
Fit Method:
Comment: with other goethite (SSA=78 m^2/g) concentration 2.5E-4 and 9.5E-4M; also sorption isotherms at pH6, 6.5, 7, 7.5
 
1 data sets were retrieved