Organic Solvent Effect, Thermodynamic Study and Synergism Behavior for Extraction Efficiency of Cobalt (II) Complex with 1-[2-Pyridyl Azo] -2-Naphthol. GJSFR. 2016;16(B1):25-31. Accessed January 21, 2026. https://journalofscience.org/index.php/GJSFR/article/view/1724