Fig. 8From: Different applications of isosbestic points, normalized spectra and dual wavelength as powerful tools for resolution of multicomponent mixtures with severely overlapping spectra a Zero order absorption spectra of DRO (solid line) and CAF (dashed line) showing three isoabsorptive points at 219.2, 252 and 288 nm 10 μg/mL of each. b Zero order absorption spectra of DRO (solid line) and PCT (dotted line) showing two isoabsorptive points at 233.8 and 273.7 nm 10 μg/mL of eachBack to article page