Table 5. . Antibacterial activity of binary combinations† expressed as minimal inhibitory concentrations in μg/ml of air.
| Fragrance | Bacteria | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| AB | BS | EC | SAL | MRSA | EPI | PA | LIS | SA | |
| A | R | R | R | 1.27/Ag | R | R | R | R | R |
| B | R | 0.42/S | R | 1.27/Ag | 0.84/A | R | R | R | R |
| C | R | 0.42/S | R | 1.27/Ag | 0.84/A | R | R | R | R |
| D | R | 0.84/Ag | R | 1.27/Ag | 0.84/A | R | R | R | R |
| E | R | 0.84/Ag | R | 1.27/Ag | 0.84/A | R | R | R | R |
| F | R | 0.84/Ag | R | 1.27/Ag | 1.26/Ag | R | R | R | R |
| G | R | 0.42/S | R | 1.27/Ag | 0.42/S | R | R | R | R |
| H | R | R | R | 0.63/Ag | R | R | R | R | R |
| I | R | 0.42/S | R | 1.27/Ag | 0.84/Ag | R | R | R | R |
| J | R | 0.21/S | R | 1.27/Ag | 1.26/Ag | 1.68/Ag | R | 1.26/Ag | 1.68/Ag |
| K | R | 0.42/S | R | 1.27/Ag | 1.26/Ag | 1.68/Ag | R | 1.26/Ag | 1.26/Ag |
| L | R | 0.42/Ag | R | 1.27/Ag | 1.42/Ag | 1.68/Ag | R | 0.84/Ag | 0.84/Ag |
| M | R | 0.21/S | R | 1.27/Ag | 1.26/Ag | R | R | 1.26/Ag | 1.68/Ag |
| N | R | 0.21/S | R | 1.27/Ag | 1.26/Ag | 1.68/Ag | R | 1.26/Ag | 1.68/Ag |
| O | R | R | R | 1.27/Ag | R | R | R | R | R |
| P | R | 1.26/Ag | R | 1.27/Ag | 1.26/Ag | R | R | R | 1.68/Ag |
| Q | R | 0.21/S | R | 1.27/Ag | 1.26/Ag | 1.68/Ag | R | 1.26/Ag | 1.68/Ag |
| R | R | 1.26/Ag | R | 1.27/Ag | 1.26/Ag | 1.68/Ag | R | 1.26/Ag | 1.68/Ag |
†
Binary mixtures were prepared using different ratios of the fragrances NFA, NFB, NFC and SPA.
A: Additive; AB: Acinetobacter baumannii; Ag: Antagonist; BS: Bacillus subtilis; EC: Escherichia coli; EPI: Staphylococcus epidermidis; LIS: Listeria monocytogenes; MIC: Minimal inhibitory concentration; MRSA: Methicillin-resistant Staphylococcus aureus; NFA: New formulation A; NFB: New formulation B; NFC: New formulation C; PA: Pseudomonas aeruginosa; R: Resistant; S: Synergy; SA: Staphylococcus aureus; SAL: Salmonella Typhimurium.