2020 Filter Cotton Protective Sterilization Sterilization Isolation Anti-haze Virus Mask Respirator

2020 Filter Cotton Protective Sterilization Sterilization Isolation Anti-haze Virus Mask Respirator

$34.00 $100.00

-66%

Availability: 999 in stock

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Product Description

Features:

1.Materials: pacifier-grade liquid silicone for infants and children, non-toxic, odorless, environmentally friendly, and will not be allergic to red spots in contact with skin

2. Filter element: Air film imported from Germany + Meltblown cloth imported from Japan + Folded air filter element from Japan. Three layers of high-quality filter materials create excellent personal respiratory protective equipment.

3. Use: After the test, the filter element can be used for 500 hours +. The filtering effect also meets the national standard N95.

4, effect: effective isolation and filtration of 99.99 including coronaviruses (most viruses are 100nm (20 ~ 200nm) in diameter, the larger virus diameter is 300-500 nanometers (nm), the smaller virus diameter is only 18-22 nanometers (1.2-120) * 10 ^ -17 cubic meters