Fig. 6From: A highly sensitive fluorescent probe for ozone based on coumarin-benzothiazole derivative a Fluorescence intensity change of the probe BCT (10 μM) in PBS aqueous buffer (10 mM, pH=7.4) after reacting with each analyte. b Probe BCT (10 μM) at O3 (1.0 equivalent) and other anions (10.0 equivalents) in PBS solution (pH=7.4, 10 mM) under the ultraviolet light fluorescence photoBack to article page