1.1 This test method establishes procedures for measuring the initial particle filtration efficiency of materials used in medical facemasks using monodispersed aerosols.
1.1.1 This test method utilizes light scattering particle counting in the size range of 0.1 to 5.0 μm and airflow test velocities of 0.5 to 25 cm/s.
Product Details
- Published:
- 06/01/2017
- Number of Pages:
- 8
- File Size:
- 1 file , 210 KB
