HKD140 （Each box 50 pieces）
- 3 PLY Surgical face mask
- Individual package
Achieved BFE, PFE ≥ 98%, VFE>99% ASTM F 2100-2019 Level 3, UV disinfection, EN14683:2019 Type II R, ISO 13485(2016)
The test confirmed that both the bacterial filtration efficiency (BFE) and the particle filtration efficiency (PFE) has reached ≥98%.
Clean Room Standard
Clean room ISO 14644 – 1/Class 8 clean room production