RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Magnetite
Reference: JLMGE09
SCM Type: CC - Constant Capacitance
Ligand: SeO3<2-> - selenite
Site Type: »Fe-OH
Equation: »Fe-OH + SeO3<2-> + H<1+>  ⇔  »Fe-O-Se(O)O<1-> + H2O
LogK: 14.04         LogK2.31 nm−2 (SSD-normalized):   14.98
Experiment: Batch Sorption Experiments
Ionic Strength: 1.0 mol/L NaNO3
Temperature: 298.15 K
Solid/Liquid Ratio: 5.0 g/L
pH Range: 4-10
Ligand Concentration Range: 1.06E-05 mol/L
Fit Method: FITEQL
Comment: surface complex »Fe-SeO3<1->; three electrostatics models were tested to fit sorption edges: NEM, DDL and CC; best fit obtained by using the DDL model; logK (DDL) = 14.12
 
1 data sets were retrieved