Research Article
E. coli Bacteriostatic Action Using TiO2 Photocatalytic Reactions
Table 4
E. coli inactivation performance of the SG- and SP-TiO2 thin films under UVA after 180 minutes given the various initial bacterial concentrations.
| Initial bacterial concentration of E. coli (CFU·mL−1) | E. coli inactivation ± SD (%) at 180 min with (number of replication) | SG/NB/UVA | SG/NaCl/UVA | SP/NB/UVA | SP/NaCl/UVA |
| 102 | 86.18 ± 1.43 | 92.53 ± 1.58 | 84.46 ± 1.67 | 92.94 ± 1.38 | 104 | 74.80 ± 1.39 | 80.77 ± 1.33 | 72.31 ± 1.69 | 78.67 ± 1.66 | 106 | 65.14 ± 1.25 | 72.40 ± 0.60 | 65.20 ± 1.55 | 71.43 ± 1.71 | 108 | 44.59 ± 1.59 | 63.72 ± 2.01 | 47.25 ± 1.98 | 60.71 ± 2.05 |
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