Fig. 2

(a) Surface-sectioned SEM (Scanning electronic microscopy) (b) Cross-sectioned SEM (Scanning electronic microscopy) (c) Appearance of fabricated films. CG-CT (carboxymethyl cellulose and gum Arabic—control), CG-KPE1 (carboxymethyl cellulose and gum Arabic – 1% of lyophilized kiwifruit peel powder extract film), CG-KPE2 (carboxymethyl cellulose and gum Arabic – 2% of lyophilized kiwifruit peel powder extract film), and CG-KPE3 (carboxymethyl cellulose and gum Arabic – 3% of lyophilized kiwifruit peel powder extract film)