Low-Density Polyethylene Films Carrying ferula asafoetida Extract for Active Food Packaging: Thermal, Mechanical, Optical, Barrier, and Antifungal Properties

Table 3

Color parameters () of control and active films.

Film sample	Concentration (%)	L	a	b	ΔE
LDPE	0	^A	^A	^G	—
PE-Leaf	1	^D	^B	^C	^C
	3	^E	^D	^B	^B
	5	^F	^E	^A	^A
PE-Gum	1	^A	^A	^F	^F
	3	^B	^BC	^E	^E
	5	^C	^C	^D	^D

Nonsimilar letters in each column indicate a significant difference according to Tukey’s test ().