Abstract
Two methods of calcium chloride purification were studied: crystallization from aqueous solutions and joint precipitation of impurities from aqueous solutions onto inorganic collectors (hydrated aluminum or zirconium oxides). The purification factors were calculated and a high efficiency of purification of calcium chloride solutions with hydrated zirconium dioxide as collector was established.
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Fakeev, A.A., Vasil'eva, L.V. & Sukhanovskaya, A.I. A Study of Calcium Chloride Purification. Russian Journal of Applied Chemistry 76, 167–170 (2003). https://doi.org/10.1023/A:1024629404140
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DOI: https://doi.org/10.1023/A:1024629404140