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. 2024 Jul 3;31(32):45162–45176. doi: 10.1007/s11356-024-34120-0

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Fig. 6 — Carbonyl region in the FT-IR spectra of DCM extracts from V-PP irradiated 35 days in solar box: (i) V-PP blank (not irradiated, black line); (ii) V-PP irradiated without NS_Fe (blue line); (iii) V-PP irradiated in the presence of NS_Fe (red line)