Table 1.
Color value and opacity for chitosan films incorporated with pomegranate peel extract and carvacrol.
| Film Samples | Thickness (mm) | Opacity (A·mm−1) | Color | ||
|---|---|---|---|---|---|
| L* | a* | b* | |||
| Control | 0.105 ± 0.12a | 1.290 ± 0.19 | 90.43 ± 0.26a | −0.67 ± 0.41a | 11.93 ± 0.28c |
| CR | 0.091 ± 0.23a | 1.411 ± 0.37b | 91.23 ± 0.44a | −0.18 ± 0.45a | 8.03 ± 0.49d |
| PPE | 0.111 ± 0.21a | 2.394 ± 0.42a | 63.30 ± 0.22b | 14.30 ± 0.32b | 54.60 ± 0.62a |
| CR + PPE | 0.126 ± 0.34a | 2.098 ± 0.32a | 57.50 ± 0.17b | 18.00 ± 0.29c | 51.20 ± 0.56b |
Mean values in each column with different lower case letters are significantly different (p < 0.05). PPE, pomegranate peel extract; CR, carvacrol.