RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results


Binding Site Data:

Mineral: Goethite
Reference: JAR04
SCM Type: 1pK-BS - 1pK-Basic Stern   (C1: 0.14 F/m2)
Ionic Strength: NaClO4
Site Type: »Fe-singly
PZC: 8.4
pK1: 8.4   pK12.31 nm−2 (normalized): 8.04
pK2:   
Site Density in nm-2: 1.0000
Original Site Density: 1.0 sites / nm² surface
Solid/Liquid Ratio in g/L: 0.0
pH Range:
Temperature in K:
Method for Site Density: Mean of Different Sources
Method for Protolysis:Potentiometric Titration
Fit Method:FITEQL
Comment: ionic strength 0.01 to 0.1M NaClO4, pK corresponds to PZC=8.4; C varied in the interval 0.13 to 1.7 as calculated from [HV91] to find value for best fit Protolysis equation: »Fe-OH^1/2- +H^+ = »Fe-OH2^1/2+, pK1 from [RUN94]
 
1 data sets were retrieved