TABLE 3.
Virucidal activities of diluted preparations of bleach, Betadine, and Asphène381 on MNV
| Type of disinfectant | Active moleculea | Time (min) | Reduction in titer [log10 PFU/ml ± SD (% reduction)] | Reduction in titer [log10 copy no./ml ± SD (% reduction)] |
|---|---|---|---|---|
| Bleachb | Chlorine (0.26) | 0.5 | >4 (99.99) | >4 (99.99) |
| 1 | >4 (99.99) | ND | ||
| 3 | >4 (99.99) | ND | ||
| Betadineb | Povidone iodine (1) | 0.5 | >4 (99.99) | 0.41 ± 0.51 (61.10) |
| 1 | >4 (99.99) | ND | ||
| 3 | >4 (99.99) | ND | ||
| Asphène 381 | Quaternary ammonia, alkylamin | 0.5 | 0.75 ± 0.09 (82.22) | ND |
| non-ionic detergent | 1 | 1.01 ± 0.01 (90.23) | ND | |
| 3 | 0.96 ± 0.15 (89.04) | ND | ||
| 15 | 0.59 ± 0.09 (74.30) | ND | ||
| 30 | 0.35 ± 0.14 (55.33) | ND | ||
| 60 | 0.55 ± 0.13 (71.82) | ND |
a
Concentrations of active molecule in percentages are indicated in parentheses.
b
Bleach and Betadine products were reduced by sodium thiosulfate.