Tus Txheej Txheem thiab Kev Ua Haujlwm Tom Qab ntawm kn95 Mask|KENJOY

Nrog rau kev ruaj ntseg ntawm kev sib kis, ntau lub tuam txhab rov qab los ua haujlwm thiab tsim khoom, txhua yam ntawm cov khoom siv npog ntsej muag tuaj yeem txo qis, yog li koj yuav tsum tau saib xyuas dab tsi thaum siv.kN95 ua?Yog tias koj tsis paub tiag tiag, thov saib cov lus qhia hauv qab no.

KN95 daim npog qhov ncauj yog dab tsi?

Lub npog ntsej muag KN95 yog ib qho ntawm cuaj hom kev tiv thaiv qhov ncauj qhov ntswg uas tau lees paub los ntawm NIOSH.KN95 tsis yog lub npe khoom tshwj xeeb, tsuav yog nws ua tau raws li tus qauv KN95 thiab cov khoom uas tau dhau los ntawm NIOSH tshuaj xyuas tuaj yeem hu ua KN95 daim npog ntsej muag, uas tuaj yeem lim cov khoom nrog aerodynamic txoj kab uas hla ntawm 0.075 μ m ± 0.020 μ m nrog kev pom. efficiency ntau tshaj 95%."N" txhais tau tias tsis resistant rau roj (tsis resistant rau roj)."95" txhais tau hais tias qhov concentration ntawm cov khoom hauv lub npog ntsej muag yog ntau dua 95% qis dua li sab nraum lub npog ntsej muag thaum raug rau ib qho kev kuaj tshwj xeeb.Ntawm cov no, 95% tsis yog qhov nruab nrab, tab sis qhov tsawg kawg nkaus.KN95 tsis yog lub npe khoom tshwj xeeb, tsuav nws ua tau raws li KN95 tus qauv thiab tau dhau los ntawm NIOSH tshuaj xyuas, nws tuaj yeem hu ua "KN95 daim npog ntsej muag".Qib kev tiv thaiv ntawm KN95 qhia tau hais tias nyob rau hauv cov kev sim ntsuas tau teev tseg hauv NIOSH tus qauv, kev ua haujlwm zoo ntawm daim npog ntsej muag lim tawm rau cov khoom tsis muaj roj (xws li plua plav, kua qaub, xim pos huab, kab mob, thiab lwm yam) nce mus txog 95%.

Cov qauv kev nyab xeeb rau lub qhov ncauj qhov ntswg

Lwm cov particle daim npog ntsej muag uas tau lees paub los ntawm NIOSH suav nrog: KN95, N99, N100, R95, R99, R100, P95, P99, P100, tag nrho ntawm 9. Cov qib kev tiv thaiv no tuaj yeem tiv thaiv ntau yam ntawm KN95.

"N" txhais tau tias tsis resistant rau roj (tsis resistant rau roj) thiab yog haum rau cov uas tsis yog-roj hais.

"R" txhais tau tias tsis muaj roj (tiv taus roj) thiab haum rau oily los yog tsis-oly particulate teeb meem.Yog tias siv rau kev tiv thaiv ntawm oily particulate teeb meem, nws yuav tsum tau siv tsis pub dhau 8 teev.

"P" txhais tau hais tias roj pov thawj thiab haum rau oily los yog tsis-oly particulate teeb meem.Yog tias siv rau oily particulate teeb meem, lub sij hawm siv yuav tsum ua raws li cov lus pom zoo ntawm cov khw.

"95", "99" thiab "100" xa mus rau qib ntawm kev pom kev ua haujlwm nrog 0.3 micron hais."95" txhais tau hais tias qhov kev ua haujlwm lim dej ntau dua 95%, "99" txhais tau hais tias qhov kev ua haujlwm lim dej siab tshaj 99%, thiab "100" txhais tau hais tias kev lim dej zoo tshaj 99.7%.

Lub npog ntsej muag twg yog qhov tseem ceeb tshaj plaws thaum muaj xwm txheej ceev

KN95 daim npog ntsej muag yog thawj qhov kev xaiv los tiv thaiv kab mob ua pa, ua raws li daim npog ntsej muag kho mob, uas tuaj yeem tiv thaiv kab mob ua pa rau qee yam.Tab sis zoo li peb niaj hnub daim npog ntsej muag, paj rwb qhov ncauj qhov ntswg, lub ntsej muag cov pa roj carbon monoxide, daim txhuam cev lub ntsej muag, vim tias lawv cov ntaub ntawv tsis nruj txaus, cov nyhuv ntawm kev tiv thaiv kab mob yog txwv, yog li nws tsis yog thawj qhov kev xaiv.

Yuav ua li cas nrog kev nyab xeeb siv lub qhov ncauj qhov ntswg

Raws li tus yam ntxwv ntawm tus mob coronavirus tshiab, lub qhov ncauj qhov ntswg siv los ntawm cov neeg ua haujlwm kho mob tuaj yeem muab tso ncaj qha rau hauv cov hnab khib nyiab tshwj xeeb daj ntawm cov khib nyiab kho mob.Cov qhov ncauj qhov ntswg siv los ntawm cov neeg zoo tib yam tuaj yeem ua kom tsis muaj dej cawv, sib cais hauv cov hnab yas lossis lwm yam khoom, thiab muab pov tseg rau hauv cov thawv ntim khoom kaw.Nws yuav tsum raug sau tseg tias tsis txhob kov lwm tus neeg siv lub qhov ncauj qhov ntswg, kom tsis txhob kis kab mob, thiab tsis txhob muab cov npog ntsej muag pov tseg rau hauv hnab lossis hnab ris ntawm qhov xav tau, kom lawv tuaj yeem kis tau yooj yim.

Cov no yog cov qauv ntawm kn95 qhov ncauj qhov ntswg thiab kev qhia txog cov txheej txheem tom qab ua tiav.Yog xav paub ntxiv txogFFP2 qhov ncauj qhov ntswg, thov koj xav tiv tauj peb raukho mob lub ntsej muag daim npog qhov ncauj lag luam wholesalelus qhia.