3.3. UV–Vis spectra analysis of TC
In order to catch sight of the characteristic absorption peaks in
TC degradation process, the changes of UV–Vis spectrum were presented.
It could be found from Fig. 10 that the absorption spectrum
at 357 nm gradually decreased, which signified that TC was
destroyed rapidly in the joint system. Meanwhile, an absorption
peak of 273 nm in the UV region was also fluctuated, and as the
reason of the natural character of aromatic base, each peak of TC
caused redshift in the reaction time [30]. Overall, with the change
of the original reaction, the total decomposition of TC in wastewater
was degraded sufficiently with the increased reaction time.