Elshater, A., Elhaddad, A., Elattaar, A. A., Abugharbia, M. and Soliman, W. (2018): Characterisation of a Pliocene Egyptian bentonite from Sohag region for pharmaceutical use. Arabian Journal of Geosciences, 11:385.  https://doi.org/10.1007/s12517-018-3691-3
Abstract This paper aims to prepare purified Na-bentonite with improved properties for its use in the harmaceutical industry. Calcium bentonite from the Sohag region of Egypt was activated with various proportions of Sodium carbonate (2, 3, 5 and 8 wt.%). Additionally, bentonite was purified by sedimentation to eliminate impurities, especially quartz. The results of X-ray diffraction (XRD) and swelling volume ... Read more