Fig. 11

a UV–Vis absorption selectivity studies of 3e (20 µL) with picric acid and other nitro compounds, b absorption spectrum of 3e (20 µL) with picric acid and other interfering species
a UV–Vis absorption selectivity studies of 3e (20 µL) with picric acid and other nitro compounds, b absorption spectrum of 3e (20 µL) with picric acid and other interfering species