RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: DLLSM18
SCM Type: CDM - (CD-)MUSIC
Ligand: AsO3<3-> - arsenite
Site Type: »Fe-singly
Equation: 2 »Fe-OH<0.5-> + AsO3<3-> + 3 H<1+>  ⇔  »Fe2-O2-AsOH<1-> + 2 H2O
LogK: 41.94        LogK°I=0 (Conversion to I = 0):   43.22         LogK2.31 nm−2 (SSD-normalized):  
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaCl
Temperature: 298.15 K
pH Range: 3 - 12
Fit Method: ECOSAT + FIT
Comment: S/L ratio = 1.1 g/L (AsO3<3-> conc.: 0.002, 0.11, 0.14 mM);
S/L ratio = 3.3 g/L (AsO3<3-> conc.: 0.007, 0.39, 1.22 mM);
z0 = 0.34, z1 = -0.34, z2 = 0
 
1 data sets were retrieved