RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Details Sample Characterization



Mineral: Illite
Reference: GE07
Supplier: Ward´s Natural Science Establishment (Rochester, NY)
Deposit: Fithian (IL,USA)
Preparation: sample was ground gently and dispersed in water; the dialysis tubing was soaked in sufficient pH 3, 0.5M NaNO3 solution for 2h, then acidic solution was discarded and changed with fresh NaNO3 and the pH was neutralized with NaOH, washing, freeze-drying
CEC: 23.1 meq/100g
Sample characterized via: ☑ X-ray Diffraction (XRD)
Comment: CEC: Ba2+/NH4+ exchange at pH 8 (was assumed as total site density of illite)
 
1 data sets were retrieved