Table 3.
Studies that evaluated the effects of H2O2 decontamination on N95 FFR filtration efficiency with the NIOSH method
| References | N95 FFRs | Dose | Time (min) | No. of cycles | Filtration efficiency |
|---|---|---|---|---|---|
| 7 | 3M 1860S (N = 5) | VHP™ (Steris) 410 ppm |
180 | 1 | >98.8% |
| 12 | 3M 1860 (N = 85 total) | HPV (Bioquell) 2 g/min then 0.5 g/min |
Inject 20; dwell 150 |
10, 20, 30, 40, 50 | >99% |
| 14 | 3M 8210, Moldex 1511 | VHP (Bioquell) | 10 | >99% | |
| 14 | 3M 8210 | HPGP (STERRAD) | 5 | >58% | |
| 16 | Six different models (N = 6 for each model) | HPV (Bioquell Clarus R) 8 g/m3 |
Inject 15; dwell 120 |
3 | >97% |
| 16 | Six different models (N = 6 for each model) | HPGP (STERRAD 100S) | 55 | 3 | <95% for 4 of 6 models of N95 tested |
| 18 | 3M 1860, Halyard 46767, Gerson 2130, 3M 8210 (N = 2 or 3) | iHP™ (SteraMist) 17.7 mL/m3 |
Inject 15; dwell 20 |
2 to 5 | >97.4% |
| 22 | Six different models (N = 6 for each model) | HPGP (STERRAD 100S) | 55 | 1 | >99.2% |
| UCSF (pers. comm.) | 3M 1860, Halyard Fluidshield | Halosil | Inject 15; dwell 120 |
0, 1, 2, 5 | >99.3 (3M) >95.5 (HF) |