The effect of ionic strength on the extraction of thorium(IV) from perchlorate solution by didodecylphosphoric acid (HDDPA)

Bagawde, 1978, The effect of temperature on the extraction of uranium(VI) from nitric acid by tri-n-butyl phosphate, J. Inorg. Nucl. Chem., 40, 1913, 10.1016/0022-1902(78)80255-3 Inczédy, 1994, Factors important in the selection and productions used in inorganic analytical chemistry description of liquid–liquid extraction, Pure Appl. Chem., 12, 2501, 10.1351/pac199466122501 Khalili, 2003, Solvent extraction of thorium(IV) by didodecylphosphoric acid, Sci. Technol., 8, 107 Kolarik, 1982 Konodo, 1989, Equilibrium of solvent extraction of lanthanides with didodecylphosphoric acid, Solvent Extract. Ion Exchange, 7, 1027, 10.1080/07360298908962352 Roopa, 2005, Extraction of thorium(IV) as perchlorate and chloroacetate complexes with 1-phenyl-2, 3-dimethyl-5-pyrazolone (antipyrine), J. Radioanal. Nucl. Chem., 265, 115, 10.1007/s10967-005-0795-5 Savvin, 1961, Analytical use of arsenazo(III). Determination of thorium, zirconium, uranium and rare earth elements, Talanta, 8, 673, 10.1016/0039-9140(61)80164-1 Stray, 1964 US Environmental Protection Agency (EPA), 2004 Yaftian, 2004, Thermodynamics of the solvent extraction of thorium and europium nitrates by neutral phosphorylated ligands, J. Radioanal. Nucl. Chem., 262, 455, 10.1023/B:JRNC.0000046777.74156.6f