International Journal of Spectroscopy / 2013 / Article / Fig 11

Research Article

Intermolecular Interactions between Eosin Y and Caffeine Using 1H-NMR Spectroscopy

Figure 11

UV-Vis spectra of 0.75 μM eosin Y and mixtures of 0.75 μM eosin Y and 0.42 mM and 11.25 mM caffeine showing a shift in from 518 to 520 and 526 nm, respectively.

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