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. 2021 Jun 30;10(7):1512. doi: 10.3390/foods10071512

Table 2.

Values of opacity, and L* (lightness), a* (red/green coordinate), and b* (yellow/blue coordinate) of CMC-based films, CMC-based films with free curcumin, and CMC-based films with curcumin-loaded nanohydrogels.

Film Samples Opacity L* a* b*
CMC-films 5.01 a
(±0.98)		 95.34 a
(±1.52)		 −0.69 a
(±0.95)		 3.50 a
(±0.71)
CMC-films with free curcumin 8.45 b
(±1.38)		 96.85 b
(±0.56)		 −0.36 a
(±0.12)		 4.20 a
(±0.65)
CMC-films with curcumin-loaded nanohydrogels 9.30 b
(±0.14)		 96.56 b
(±0.13)		 −2.33 b
(±0.29)		 10.36 b
(±1.19)

Values reported are the means ± standard deviations. Different letters (a,b) in the same column indicate a statistically significant difference (p < 0.05).