Opara, I., Ukoha, P. and Ekere, N. (2017) “LIQUID-LIQUID SOLVENT EXTRACTION OF FE (III) USING 1, 5-DIMETHYL- 2-PHENYL-4-[(E)-(2,3,4-TRIHYDROXYLPHENYL)DIAZENYL]-1,2-DIHYDRO-3H-PYRAZOL-3-ONE.”, Journal of Chemical Society of Nigeria, 41(2). Available at: http://journals.chemsociety.org.ng/index.php/jcsn/article/view/83 (Accessed: 24September2025).