Research Article
Design of Polymeric Nanofiber Gauze Mask to Prevent Inhaling PM2.5 Particles from Haze Pollution
Table 3
PM2.5 rejection by selected masks.
| | Sample | Average particle number | Rejection ratio |
| | Indoor air (negative control) | 14452.9 ± 320.6 | — |
| | Disposable non-woven face mask | 9695.3 ± 57.0 | 32.9% |
| | Non-woven mask for operation room | 499.2 ± 7.8 | 96.5% |
| | ITO PM2.5 | 2480.3 ± 31.1 | 82.8% |
| | N95 | 739.0 ± 11.6 | 94.9% |
| | R95 | 12.4 ± 1.2 | 99.9% |
| | Nanomask (15 minutes) | 1318.8 ± 23.6 | 90.9% |
| | Nanomask (30 minutes) | 476.7 ± 8.5 | 96.7% |
| | Nanomask (60 minutes) | 82.2 ± 3.5 | 99.4% |
| | Cellulose microfiltration membrane (positive control) | 0.3 ± 0.1 | 100.0% |
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