Skip to main content
. Author manuscript; available in PMC: 2019 Dec 10.
Published in final edited form as: Sens Actuators B Chem. 2004 Jul 1;104(1):103–110. doi: 10.1016/j.snb.2004.04.119

Fig. 4.

Fig. 4.

Fluorescence emission spectra of BAQBA with increasing fluoride concentrations, λex = 358 nm (top), and the respective wavelength ratiometric plot based on the I450/I546 emission bands (bottom).