Table 1 Disinfection effect on stainless steel carriers surface by 222-nm UVC excimer lamp (temperature of the carriers was 20 °C; bacterial suspensions were prepared in PBS)
From: Study on disinfection effect of a 222-nm UVC excimer lamp on object surface
Diluent for bacterial suspension; treatment for stainless steel carriers | Mean log10 CFU in positive control group (range) | Mean KL ± SD for different irradiation time (s) | ||
|---|---|---|---|---|
15 | 30 | 60 | ||
PBS; not dried | 5.95 (5.90–5.99) | Staphylococcus aureus | ||
3.05 ± 0.03 | 3.40 ± 0.05 | 4.06 ± 0.06 | ||
5.91 (5.84–5.96) | Escherichia coli | |||
3.10 ± 0.02 | 3.49 ± 0.03 | 4.18 ± 0.06 | ||
5.87 (5.81–5.93) | Pseudomonas aeruginosa | |||
3.09 ± 0.02 | 3.53 ± 0.01 | 4.18 ± 0.13 | ||
PBS; dried | 6.02 (5.98–6.05) | Staphylococcus aureus | ||
2.95 ± 0.01 | 3.21 ± 0.04 | 3.45 ± 0.07 | ||
5.99 (5.95–6.03) | Escherichia coli | |||
2.97 ± 0.01 | 3.25 ± 0.04 | 3.49 ± 0.05 | ||
5.96 (5.90–6.03) | Pseudomonas aeruginosa | |||
2.93 ± 0.01 | 3.20 ± 0.04 | 3.41 ± 0.05 | ||