TABLE 2.
Sensitivities of 19 L. monocytogenes isolates to several sanitizers
| Culture | MICa of:
|
|||||||
|---|---|---|---|---|---|---|---|---|
| Clinicideb | BCl | Mch1 | Bleach | PHOR | H2O2 | Acetic acid | EtBr | |
| H7962 | 3.08 | 6.25 | 4 | 1.64 | >6 | 75 | 2.5 | 25 |
| N7969 | 1.54 | 1.25 | 1 | 1.64 | >6 | 18.75 | 2.5 | 25 |
| H7762 | 3.08 | 5.0 | 4 | 1.64 | >6 | 75 | 2.5 | 25 |
| H7764 | 3.08 | 6.25 | 4 | 1.64 | >6 | 75 | 2.5 | 25 |
| H7596 | 1.54 | 1.25 | 1 | 1.64 | >6 | 18.75 | 2.5 | 25 |
| C720 | 3.08 | 1.25 | 2 | 1.64 | >6 | 37.5 | 2.5 | 25 |
| C719 | 0.77 | 0.78 | 1 | 1.64 | >6 | 18.75 | 2.5 | 25 |
| C718 | 1.54 | 1.25 | 2 | 1.64 | >6 | 18.75 | 2.5 | 25 |
| C717 | 3.08 | 5 | 4 | 1.64 | >6 | 18.75 | 2.5 | 25 |
| C716 | 3.08 | 5 | 4 | 1.64 | >6 | 18.75 | 2.5 | 25 |
| C509 | 1.54 | 1.25 | 2 | 1.64 | >6 | 18.75 | 2.5 | 12.5 |
| C511 | 0.77 | 0.78 | 1 | 1.64 | >6 | 37.5 | 2.5 | 25 |
| C512 | 1.54 | 1.25 | 1 | 0.82 | >6 | 18.75 | 2.5 | 25 |
| LJH375 | 1.54 | 0.62 | 0.5 | 0.82 | >6 | 9.4 | 2.5 | 25 |
| LJH377 | 1.54 | 0.62 | 2 | 1.64 | >6 | 18.75 | 2.5 | 25 |
| LJH381 | 0.77 | 0.78 | 1 | 0.82 | >6 | 9.4 | 0.63 | 6.25 |
| LJH385 | 1.54 | 1.25 | 1 | 1.64 | >6 | 37.5 | 2.5 | 25 |
| LJH389 | 0.77 | 1.25 | 1 | 0.82 | >6 | 18.75 | 2.5 | 25 |
| LJH309 | 3.08 | 1.25 | 2 | 1.64 | >6 | 37.5 | 2.5 | 12.5 |
a
The MICs of bleach and acetic acid are in milligrams per milliliter; all other MICs are in micrograms per milliliter.
b
Clinicide contains two QACs as active ingredients: 60% didecyl dimethyl ammonium chloride and 40% benzalkonium chloride.