Table 3.
Transparency of whey protein film combined with nanocrystalline cellulose.
| Film | Wavelength (nm) | |||||
|---|---|---|---|---|---|---|
| 300 | 400 | 500 | 600 | 700 | 800 | |
| WPI | 0 | 5.529 ± 0.10 | 10.803 ± 0.10 | 13.537 ± 0.09 | 15.417 ± 0.11 | 15.844 ± 0.46 |
| WPI/NCC 1% | 0 | 1.354 ± 0.09 | 2.160 ± 0.11 | 2.661 ± 0.85 | 2.941 ± 0.70 | 3.198 ± 0.70 |
| WPI/NCC 3% | 0 | 0.939 ± 0.58 | 2.136 ± 0.30 | 2.990 ± 0.00 | 3.479 ± 0.02 | 3.845 ± 0.11 |
| WPI/NCC 5% | 0 | 0.927 ± 0.00 | 2.380 ± 0.45 | 3.759 ± 0.23 | 4.833 ± 0.15 | 5.737 ± 0.15 |
| WPI/NCC 7% | 0 | 0.854 ± 0.07 | 1.989 ± 0.16 | 2.783 ± 0.31 | 3.259 ± 0.09 | 3.613 ± 0.39 |
| WPI/NCC 10% | 0 | 0.781 ± 0.09 | 1.330 ± 0.12 | 1.794 ± 0.11 | 2.062 ± 0.35 | 2.258 ± 0.26 |
WPI: whey protein isolate, NCC: nanocrystalline cellulose. The statistical analysis reported was based on ANOVA test.