Table 1.
Literature data related to in vitro tests evaluating microbial reductions following hydrogen peroxide (HP) or hydrogen peroxide vapor (HPV) treatments at different times and concentrations.
| HP or HPV Concentration | Exposure Time | Bacteria Reduction | Author and Year |
|---|---|---|---|
| 3000 ppm + 30 ppb silver ions | 15 min–24 h |
Escherichia coli (5 log10) Proteus mirabilis (6 log10) Klebsiella pneumoniae (6 log10) |
Pedahzur, 1995—Davoudi, 2013 |
| 50,000 ppm + 0.1% silver ions | 5–30 min |
Staphylococcus aureus ATCC 6538 (8 log10) Pseudomonas aeruginosa ATCC 15442 (8 log10) |
De Giglio, 2008 |
| 500–600 ppm | 2–3 h |
Acinetobacter baumannii (>5 log10) MR Staphylococcus aureus (>4 log10) MDR Enterococcus faecalis (>4 log10) Clostridium difficile (>2 log10) |
Lemmen 2015 |
| Glosair™ 400 (hydrogen peroxide with silver ions) | 35 min |
Pseudomonas spp. (>3 log10) Enterococcus spp. (>3 log10) Staphylococcus aureus (>4 log10) Acinetobacter baumannii (>1 log10) MDR Klebsiella pneumoniae—Enterobacter—Proteus spp. (>1 log10) |
Herruzo 2014 |
| 300,000 ppm | 15 min 30 min |
Clostridium difficile (6 log10) Mycobacterium tuberculosis (3 log10) |
Shapey, 2008—Davies, 2011 Hall, 2007 |
| 350,000 ppm | 30 min 100 min |
MR Staphylococcus aureus (6 log10) Biofilm (A. baumannii, E. faecalis, K. pneumoniae, P. aeruginosa, S. aureus) (6 log10) |
Murdoch 2016 Watson 2018 |
MR: Methicillin-resistant; MDR: multidrug-resistant bacteria.