Table 2 Overview of the applied REPHA-OS® (and 69% ethanol) concentrations, exposure times and cultivation conditions at 37 °C under anaerobic conditions
Variations | (I) planktonic bacteria | (II) biofilm formation | (III) mature biofilms (24Â h old) | (IV) mature biofilms (24Â h old) |
|---|---|---|---|---|
REPHA-OS® (and ethanol) concentrations | 1.25% (0.8625%) | – | – | – |
2.5% (1.725%) | 2.5% (1.725%) | – | – | |
5% (3.45%) | 5% (3.45%) | 5% (3.45%) | 5% (3.45%) | |
10% (6.9%) | 10% (6.9%) | 10% (6.9%) | – | |
– | – | 50% (34.5%) | – | |
Exposure time | 24Â h | 24Â h | 2Â h | 5Â min |
Cultivation conditions | Under rotation (500Â rpm) | Static | Static | Static |