Antimicrobial Edible Film Prepared from Bacterial Cellulose Nanofibers/Starch/Chitosan for a Food Packaging Alternative

Figure 5

FTIR spectrum resulting from triplicate measurements of each film. The full spectrum from 4000 to 250 cm^-1 (a). Sections of the spectrum for O-H stretching vibration (b).

(a)

(b)