Precipitation of Ru, Rh and Ir with iron ions from synthetic nickel sulphate leach solutions
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DOI: 10.1016/j.hydromet.2017.10.019
Abstract: Abstract The nickel sulphate leach solution produced in the first leaching stage of base metal refineries contains impurities such as iron as well as other precious metals (OPMs, i.e. ruthenium, rhodium and iridium). Precipitation of… read more here.
Keywords: precipitation; solution; nickel sulphate; iron ... See more keywords
Recovery of gallium from strong acidic sulphate leach solutions of zinc refinery residues using a novel phosphate ester extractant
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DOI: 10.1016/j.hydromet.2019.03.001
Abstract: Abstract A novel phosphate ester extractant (H2R) was used to extract gallium directly from strong acidic sulphate leach solutions of zinc refinery residues. The results indicated that the application acidity of H2R significantly exceeded those… read more here.
Keywords: strong acidic; sulphate leach; acidic sulphate; sulphate ... See more keywords