. 2022 Jan 19;12(2):115. doi: 10.3390/membranes12020115

Table 3.

Colour of the edible film samples. L* (lightness/brightness), a* (redness/greenness), b* (yellow/blueness), $Δ E$ (total colour difference), YI (yellowness index), and opacity of the edible film samples. Different letters in the same column indicate significant differences (p < 0.05).

Sample	L*	a*	b*	ΔE	YI
C45	92.1 ± 0.6 ^a	0.5 ± 0.2 ^a	1.7 ± 0.6 ^a	2.3 ^a	2.69 ^a
C90	92.3 ± 0.2 ^a	0.17 ± 0.3 ^a	1.2 ± 0.8 ^a	2.1 ^a	1.79 ^a
LBA45	93.9 ± 0.7 ^b	0.5 ± 0.2 ^b	7.3 ± 0.7 ^b	6.3 ^b	11.16 ^b
LBA90	92.6 ± 0.9 ^b	0.3 ± 0.1 ^b	7.6 ± 0.4 ^b	6.8 ^b	11.98 ^b
LP45	94.0 ± 0.5 ^b	0.4 ± 0.2 ^b	7.9 ± 0.5 ^b	6.9 ^b	12.01 ^b
LP90	92.5 ± 1.0 ^b	0.4 ± 0.1 ^b	7.6 ± 0.4 ^b	6.7 ^b	11.74 ^b