Effects of Zinc Oxide Nanoparticles on the Properties of Pectin/Alginate Edible Films

Table 2

Effect of ZnO-NP contents on the solubility and water contact angle of P/AG films.

ZnO-NP contents (g/100 g of blended polymer)	Contact angle (°)	Solubility (%)
0	73.85 ± 6.4^a	30.38 ± 1.3^a
0.5	72.9 ± 4.5^a	27.34 ± 1.8^ab
2.5	72.5 ± 2.9^a	23.16 ± 2.1^b
5	70.73 ± 4.1^a	22.49 ± 3.1^b
25	54.07 ± 7.4^b	26.1 ± 1.5^ab

Alphabets in a column indicate a significant difference at by Duncan’s multiple.