Research Article

Synthesis of Macrocyclic Bis-Hydrazone and Their Use in Metal Cations Extraction

Figure 6

(a) The plot of l o g 𝐷 versus pH at constant Ligand(I). (■) chloroform () dichloromethane. (b) The plot of l o g 𝐷 versus pH at constant Ligand(II). () chloroform (▲) dichloromethane.
208284.fig.006a
(a)
208284.fig.006b
(b)