Method and composition for liquid-liquid extraction

Abstract

A composition for extracting a metal, the composition comprising an organic phase comprising an organic solvent and an organic phosphate. The composition may comprise a crown ether. The crown ether may comprise B15C5 crown and the organic solvent may comprise chloroform, toluene, xylene, dichloroethane, trichloroethane, heptane, 1,2-dichlorobenzene, or a combination thereof. The organic phase may further comprise an alcohol. A method for extracting a metal, the method comprising disposing an organic phase comprising an organic solvent and an organic phosphate; and an aqueous phase comprising a metal salt and a base into a high-speed countercurrent chromatograph.

Dependencies are inferred from the claim text.