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. 2022 Jun 20;14(12):2505. doi: 10.3390/polym14122505

Figure 2.

Figure 2

Film appearance and color values (A) (0% ZnONPs, L* = 86.10 ± 0.10, a* = −1.30 ± 0.06, b* = 2.48 ± 0.08, ∆E* = 8.64 ± 0.08; 0.5% ZnONPs, L* = 86.56 ± 0.15, a* = −2.68 ± 0.03, b* = 5.40 ± 0.39, ∆E* = 9.53 ± 0.31; 1% ZnONPs, L* = 87.10 ± 0.07, a* = −3.00 ± 0.13, b* = 7.14 ± 0.58, ∆E* = 10.22 ± 0.44; 2% ZnONPs, L* = 88.04 ± 0.15, a* = −1.62 ± 0.08, b* = 10.74 ± 0.27, ∆E* = 12.25 ± 0.24; 3% ZnONPs, L* = 89.06 ± 0.17, a* = −1.46 ± 0.03, b* = 12.16 ± 0.34, ∆E* = 13.01 ± 0.36), and light transmittance (B) of RS–G films incorporated with different concentrations of ZnONPs. The numbers designate the ZnONPs concentrations (%, w/v).