Research Article

Schiff Base Ligand 3-(-(2-Hydroxyphenylimino) Methyl)-4H-Chromen-4-One as Colorimetric Sensor for Detection of Cu2+, Fe3+, and V5+ in Aqueous Solutions

Figure 3

Job’s plot for SL at wavelengths 456, 461, and 465 nm with Cu2+, Fe3+, and V5+, respectively, by UV–vis. spectra.
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