Table 1.

The color of nanocomposite films.

Type of Films *	L *	a *	b *	ΔE
FUR	91.09 c ± 0.98	−0.49 a ± 0.04	5.73 a ± 0.13
FUR + CQDs	91.76 c ± 0.37	−0.58 a ± 0.03	5.66 a ± 0.18	0.67
FUR + MAN	25.86 a ± 1.21	11.33 c ± 1.42	8.62 b ± 1.17	66.37
FUR + GO	82.62 b ± 0.75	0.50 b ± 0.08	11.06 c ± 0.59	10.06

* Values are expressed as mean ± standard deviation. Different letters in the same column indicate significant differences (p < 0.05).