Reports

Concentration by Freeze-Thaw

Science  20 Jan 1961:
Vol. 133, Issue 3447, pp. 193-194
DOI: 10.1126/science.133.3447.193

Abstract

A simple procedure for concentrating aqueous solution by freezing is described. Solutions are frozen in test tubes, which are insulated on the sides and bottom, and allowed to thaw during centrifugation. Fractionation of solutes could also be achieved.

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