RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: GB07
SCM Type: DDL - Diffuse Double Layer
Ligand: AsO4<3-> - arsenate
Site Type: »Fe-OH
Equation: »Fe-OH + AsO4<3->  ⇔  »Fe-OH-AsO4<3->
LogK: 11.61 ± 0.15         LogK°I=0 (Conversion to I = 0):   12.57         LogK2.31 nm−2 (SSD-normalized):   12.55
Ionic Strength: 0.1 mol/L NaCl
Solid/Liquid Ratio: 2.0 g/L
Ligand Concentration Range: 2.08E-3 mol/L
Fit Method: FITEQL
Comment: data set from [JL00] used for the optimization of As adsorption constants
 
1 data sets were retrieved