https://www.jonyautoparts.com/kn95-face-mask/
Jin Xiangyu: N95 yog qib kev lees paub ntawm Asmeskas tus neeg nqus pa, ntawv pov thawj los ntawm National Institute of Occupational Safety thiab Health (NIOSH). Qhov npog ntsej muag no tuaj yeem lim tawm ntau dua 95% ntawm cov teeb meem tsis muaj roj (aerosol) nyob rau hauv cov cai tswj huab cua kom txaus (85L / min), yog li nws tau lub npe N95. Yog tias nws tuaj yeem lim tau ntau dua li 99% ntawm cov teeb meem me me (aerosol), nws hu ua daim npog N99. Ib qho ntxiv, sib raug rau N95, KN95 yog daim npog ntsej muag tau lees paub los ntawm kuv lub teb chaws' s GB2626-2006 Kev Tiv Thaiv Kab Mob Tsho Khoom Rau Tus Kheej Kev Ntxub Ntxaug Lim Ntxaug Tus Txheej Txheem Ua Phem.
Lub ntsej muag KN95 thiab N95 muaj tib qhov kev tiv thaiv ib yam, tab sis tsuas yog ua raws cov qauv xeem ntawm ntau lub teb chaws. KN95 qhov ncauj qhov ntswg ua raws li cov qauv hauv Suav, thiab N95 qhov ncauj qhov ntswg ua raws li Asmeskas cov qauv, ob qho tib si muaj kev tiv thaiv kev tiv thaiv tsis tsawg dua 95% rau cov tsis muaj roj-cov hmoov av (sodium chloride particulates rau kev sim).
https://www.jonyautoparts.com/kn95-face-mask/
