Research Article
Application of Nanometal Oxides In Situ in Nonwoven Polyester Fabric for the Removal of Bacterial Indicators of Pollution from Wastewater
Table 2
Effect of contact time for bacterial reduction using nano-Ag-oxide.
| Bacterial strain (CFU/100 mL) | Contact time | CFU/100 mL | % of removal | Control of fabric without nAg2O | Fabric with nAg2O |
| Staphylococcus aureus | | | | 22.7 | 15 min | | | 32.3 | 30 min | | | 48.4 | 60 min | | | 64.5 | 120 min | | | 96.5 | 180 min | | | 97.2 | 24 h | | | 99.6 |
| Escherichia coli | | | | 30.4 | 15 min | | | 54.3 | 30 min | | | 65.2 | 60 min | | | 73.9 | 120 min | | | 90.8 | 180 min | | | 98.7 | 24 h | | | 99.8 |
| Salmonella typhi | | | | 18.8 | 15 min | | | 39.1 | 30 min | | | 42.2 | 60 min | | | 67.2 | 120 min | | | 84.4 | 180 min | | | 90.3 | 24 h | | | 99.8 |
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: the concentration at zero retention time; minutes: min; hours: h.
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