Abstract
The transition metals such as zinc, cobalt, nickel, and copper were extracted into a carbon disulfide-isoamylalcohol-pyridine ternary mixed solvent. The optimal pH ranges for extraction are 2.6-8.0 for copper, 7.9-8.5 for zinc, 2.0-2.6 for nickel, and 1.6-3.5 for cobalt, respectively.
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References
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Y. Yamamoto, "Yuukishiyaku ni yoru Bunribunsekihou(Ge )," ed by The Japan Society for Analytical Chemistry, Kyouritsu-shuppan, Tokyo (1964) p 228.
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Fujinaga, K. The Solvent Extraction of some Divalent Transition Metals with Mixed Solvent. ANAL. SCI. 7 (Suppl 1), 29–30 (1991). https://doi.org/10.2116/analsci.7.Supple_29
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DOI: https://doi.org/10.2116/analsci.7.Supple_29