Recognition Preference of Rhodamine Derivative Bearing Phthalimido Gly for Hg^𝟐+ by UV-Vis and Fluorescence Spectroscopy

Figure 7

The emission spectra of 1 (10.0 μM C₂H₅OH-water solution 4 : 6, v/v pH = 7.0) in the presence of 1 equiv. of Hg²⁺ and 5 equiv. of Na₂S.