Calcarium Purification
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1. Procedimento alternativo de preparaÃÃo de carbonato de cÃlcio precipitado de elevada pureza / Procedure alternative of preparing precipitated calcium carbonate based on calcium of high purity final product.
This work presents a method for preparing Precipitated Calcium Carbonate based on Calcium Oxide dissolution in aqueous solution of Monoethanolamine Hydrochloride, followed, by Calcium Carbonate Precipitation after carbonation with Carbon Dioxide of the resulting solution. This method allows the use of any limestone raw material, independent of the initial co
Publicado em: 1995