FDA and CE Approved.
KN95 mask from Huizhou Green Communication, EUA Appendix A listed
Size: 16cm x 10.5cm
Using scope and limitations:
1. This respirator mask is suitable for adults and it's not recommended for children;
2.. This protective mask is used for respiration filtering out some non-oily particles, such as dust, pollen, industrial dust, Influenza virus and find air pollution particles (PM2.5), etc.
3. This protective mask is not suitable for protecting against harmful gases, vapors, underwater operation, anoxic environment, escape and fire scenes.
Product characteristics: respiration filtering out some non-oily particles, such as dust, pollen, industrial dust, influenza virus, PM 2.5, etc. Comfortable to wear, easy to breathe.
Executive Standard: GB 2626–2006/EN 149:2001+ A1:2009
Filtration efficiency = Standard requirement >95%, our results is 97.6%
Inhalation resistance = Standard requirement <350Pa, our results 105Pa
Expiratory resistance = <250Pa, our results 89Pa
Dead space = <1%, our results 0.8%