Figure 4.
Effect of pomegranate peel extract on color (L*, a*, and b*) of chitosan-based edible films. F0 = control (chitosan), F1 = 0.02 g/mL PGP, F2 = 0.4 g/mL PGP, F3 = 0.6 g/mL PGP, F4 = 0.8 g/mL PGP, and F5 = 0.10 g/mL PGP.
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