Table 5.
Results of Moist Heat Autoclave Decontamination of 3M 1870/1870+ FFRs at 115°C for 60 Minutes.a
| Method | Mask Type | SteriGage Result | ATTEST Result | NIOSH Fit Test Result | Mean Retention of Aerosolized Particles (%R) | ||
|---|---|---|---|---|---|---|---|
| 0.3 μm | 1.0 μm | 5.0 μm | |||||
| Control | 1870/1870+ | NA | NA | Pass | 97.71 ± 0.52 | 99.79 ± 0.09 | 100.0 |
| 115°C for 60 min (1 cycle) | 1870/1870+ (n = 3) | Pass | Pass | Pass (3 of 3) | 92.41 ± 2.95 | 99.69 ± 0.10 | 99.92 ± 0.22 |
| 115°C for 60 min (2 cycles) | 1870/1870+ (n = 3) | Pass | Pass | Pass (3 of 3) | 88.86 ± 3.58 | 99.72 ± 0.07 | 99.91 ± 0.23 |
| 115°C for 60 min (3 cycles) | 1870/1870+ (n = 3) | Pass | Pass | Pass (3 of 3) | 87.38 ± 3.98 | 99.55 ± 0.19 | 99.83 ± 0.32 |
a NA indicates not applicable.