Publish Time: 2021-05-03 Origin: Site
1.BFE≥99% Bacterial filtration efficiency ≥99%.
2. PFE≥99% Particular filtration efficiency ≥99%.
3. Effectively isolating bacteria, pollen, dust and haze.
Applications: hospital, surgical, medical, dental, clinic, school, food industrial, clean room, laboratory, daily protection etc.