A Photoresponsive Azo-Functionalized 2,4-Dinitrophenylhydrazone Polymer for Selective Fluoride Sensing in Environmental and Biological Media.
Fluoride (F-) plays an essential role in dental health and osteoporosis treatment; however, excessive intake can lead to severe disorders, including dental fluorosis and urolithiasis, necessitating sensitive monitoring in environmental and biological systems. Herein, we report a photoresponsive azo-2,4-dinitrophenylhyd...