Density-Gradient Separation of Organic and Inorganic Particles by Centrifugation

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Science  29 Mar 1963:
Vol. 139, Issue 3561, pp. 1298-1299
DOI: 10.1126/science.139.3561.1298


Aqueous suspensions of particulate organic and inorganic material were centrifuged in a 2-bromo-ethanol density gradient. The degree of separation with this new technique is superior to that achieved with sucrose density gradients.