Product Indication
1. Bacterial filtration efficiency (BFE): thebacterial filtration efficiency of the mask should be no less than 95%.
2. When the gas is exchanged on two sides of the mask, the air pressure difference should not be greater than 49Pa.
3. Particle filtration efficiency (PFE): the filter efficiency of this mask to non-oily particles should not be less than 30%.
4. Microbial indicators: this product should be sterile.
5. Ethyleneoxide residue: ethylene oxide residue should not exceed 10μg/g.