Preliminary Report on Analysis of Thorium Metal

Abstract

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Separation of Rare Earths from Thorium Nitrate

“…Precipitation (8,12) and volatilization (12) methods of removing thorium may either result in rare earth losses or become tedious when the amount of thorium exceeds milligram quantities. A cellulose column procedure has been used (2,9), but the elutions and subsequent precipitation steps are time-consuming.…”