METHOD FOR ISOLATING CESIUM AND STRONTIUM FROM AQUEOUS SOLUTIONS

摘要

FIELD: hydrometallurgy. SUBSTANCE: method applicable in nuclear power engineering and analytical chemistry includes extraction with solution of metal dicarbonyl compound and polyester in nitroorganic solvent and subsequent reextraction with mixture containing mineral acid. According to invention, as re-extractant, 0.03-10 M metylammonium salt and 0.001-10 M mineral acid are employed. EFFECT: improved procedure. 1 tbl