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. 2022 Nov 10;12:19250. doi: 10.1038/s41598-022-23386-4

Figure 2.

Figure 2

Figure 2

Figure 2

FT-IR spectra of Isolongifolene-Chitosan compatability. (A,B): FTIR spectrum of Chitosan, TPP, Isolongifolene: (A)—stretch in 3392 cm/1 (N–H) (B)—stretch in 1574 cm/1 (N–N). (C,D): FTIR spectrum of isolongifolene and cross linked isolngifolene. (A)—1482 cm/1; (B)—3410 cm/1 and 1482 cm/1 stretch were found. (E,F): FTIR spectrum of Gelatin and Glutaraldehyde. (A)—strech in 3400 cm−1, (B)—stretch in 1262 cm/1. (G): FTIR spectrum of Gelatin isolongifolene . (A)—Fails to possess isolongifolene Strech in 1482 cm/1.