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. 2019 Jul 9;20(13):3369. doi: 10.3390/ijms20133369

Figure 3.

Figure 3

FTIR spectra of (i) CS:Dextran (pure film), (ii) CSDPB1, (iii) CSDPB2, (iv) CSDPB3, and (v) CSDPB4 in the region (a) 700 cm−1 to 1300 cm−1, (b) 1400 cm−1 to 1800 cm−1, and (c) 3000 cm−1 to 3800 cm−1.