Table 3.
The minimum inhibitory concentrations (v/v *) of the tested commercial products on the tested bacteria strains ( ± SD).
| Water Disinfectants | Water Acidifiers | Water Glyceride Blends | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Tested Strain | Cid 2000™ | Aqua-Clean® | Virkon® S | Agrocid Super™Oligo |
Premium Acid |
Ultimate Acid |
CFC Floramix |
FRA®
LAC34 |
FRA® Gut Balance |
| C. jejuni S1 | 0.004 ± 0.000 | 0.002 ± 0.000 | 0.102 ± 0.000 | 0.036 ± 0.000 | 0.071 ± 0.000 | 0.071 ± 0.000 | 0.142 ± 0.000 | 0.036 ± 0.000 | 0.142 ± 0.000 |
| C. coli S1 | 0.004 ± 0.000 | 0.002 ± 0.000 | 0.102 ± 0.000 | 0.053 ± 0.017 | 0.071 ± 0.000 | 0.071 ± 0.000 | 0.142 ± 0.000 | 0.106 ± 0.035 | 0.142 ± 0.000 |
| C. jejuni S2 | 0.142 ± 0.000 | 0.071 ± 0.000 | 0.018 ± 0.028 | 0.071 ± 0.000 | 0.071 ± 0.000 | 0.071 ± 0.000 | 0.142 ± 0.000 | 0.071 ± 0.000 | 0.071 ± 0.000 |
| E. coli ATCC 11303 | 0.018 ± 0.000 | 0.009 ± 0.000 | 0.204 ± 0.000 | 0.071 ± 0.000 | 0.142 ± 0.000 | 0.142 ± 0.000 | 0.213 ± 0.071 | 0.284 ± 0.000 | 0.852 ± 0.284 |
| E. coli ATCC 25922 | 0.036 ± 0.000 | 0.018 ± 0.000 | 0.204 ± 0.000 | 0.071 ± 0.000 | 0.142 ± 0.000 | 0.142 ± 0.000 | 0.284 ± 0.000 | 0.568 ± 0.000 | 1.136 ± 0.000 |
| S. Typhimurium DT120 | 0.036 ± 0.000 | 0.018 ± 0.000 | 0.409 ± 0.000 | 0.071 ± 0.000 | 0.142 ± 0.000 | 0.142 ± 0.000 | 0.284 ± 0.000 | 0.568 ± 0.000 | 0.568 ± 0.000 |
| S. Typhimurium U292 | 0.018 ± 0.000 | 0.009 ± 0.000 | 0.204 ± 0.000 | 0.071 ± 0.000 | 0.106 ± 0.035 | 0.142 ± 0.000 | 0.213 ± 0.071 | 0.426 ± 0.142 | 0.568 ± 0.000 |
| S. aureus DSM 102262 | 0.004 ± 0.000 | 0.002 ± 0.000 | 0.026 ± 0.000 | 0.071 ± 0.000 | 0.142 ± 0.000 | 0.142 ± 0.000 | 0.284 ± 0.000 | 0.426 ± 0.142 | 0.852 ± 0.284 |
| S. aureus DSM 25629 | 0.004 ± 0.000 | 0.002 ± 0.000 | 0.013 ± 0.000 | 0.142 ± 0.000 | 0.142 ± 0.000 | 0.142 ± 0.000 | 0.284 ± 0.000 | 0.568 ± 0.000 | 0.568 ± 0.000 |
| S. aureus S1 | 0.036 ± 0.000 | 0.009 ± 0.000 | 0.026 ± 0.000 | 0.156 ± 0.000 | 0.313 ± 0.000 | 0.156 ± 0.000 | 0.208 ± 0.074 | 0.568 ± 0.000 | 0.568 ± 0.000 |
| L.monocytogenes Scott A | 0.071 ± 0.000 | 0.018 ± 0.000 | 0.076 ± 0.025 | 0.071 ± 0.000 | 0.106 ± 0.035 | 0.142 ± 0.000 | 0.142 ± 0.000 | 0.426 ± 0.142 | 0.284 ± 0.000 |
| L.monocytogenes S1 | 0.071 ± 0.000 | 0.013 ± 0.005 | 0.102 ± 0.000 | 0.078 ± 0.000 | 0.156 ± 0.000 | 0.065 ± 0.018 | 0.130 ± 0.037 | 0.426 ± 0.142 | 0.568 ± 0.000 |
| L. innocua ATCC 33090 | 0.071 ± 0.000 | 0.036 ± 0.000 | 0.102 ± 0.000 | 0.284 ± 0.000 | 0.142 ± 0.000 | 0.142 ± 0.000 | 0.568 ± 0.000 | 0.284 ± 0.000 | 1.136 ± 0.000 |
MIC values are represented as % v/v * concentration of the product in the Mueller–Hinton broth. * Virkon S was the only product which was in powder water-soluble form, and MIC values are therefore represented as % w/v.