Fig. 2
ATR-FTIR spectra of amorphous PET films exposed to A UVB and B UVC for 3, 4, and 6Â h versus untreated PET
Fig. 2 | Biotechnology for the Environment
ATR-FTIR spectra of amorphous PET films exposed to A UVB and B UVC for 3, 4, and 6Â h versus untreated PET