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Percentage reduction of E. coli and S. aureus by chlorinated nano-chitin films [200].
| Contact Time, Min | Escherichia coli, % | Staphylococcus aureus, % |
|---|---|---|
| 5 | 86.4 | 46.7 |
| 10 | 99.9 | 87.8 |
| 30 | 100.0 | 100.0 |
| 60 | 100.0 | 100.0 |
Bacterial concentrations were 108–109 CFU/mL. The chlorinated n-chitin film contained 2.69% of active chlorine. The non chlorinated chitosan did not affect the bacteria. Cellulose membranes were used as negative control.
