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Antibacterial activity expressed as the inhibition zone diameter (mm) of chitosan films against S. typhimurium and E. coli O157:H7.
| Films | Inhibition Zone * (mm) | |
|---|---|---|
| S. typhimurium | E. coli O157:H7 | |
| CF | <8.0 | <8.0 |
| CF-CAR 0.5% (0.7592 g df) | <8.0 | <8.0 |
| CF-CAR 1.0% (0.8206 g df) | 9.8 ± 0.14 | <8.0 |
| CF-CAR 1.5% (0.8700 g df) | 11.7 ± 0.10 | 9.8 ± 0.16 |
* Mean ± standard error; df = dry film.
