Marka hore, kuwani waa halbeegyada maaskaro, ma aha astaanta maaskaro gaar ah, ma aha qaabka maaskarada qaarkood, ma aha shaqada maaskaro gaar ah, laakiin halbeegga maaskarada, oo ah halbeeg!
Shahaadada/Fasalka (Standard) | N95 (NIOSH-42CFR84) | FFP2 (EN 149-2001) | KN95 (GB2626-20 06) | P2 (AS/NZ1716:2012) | Kuuriya 1stFasalka (KMOEL - 2017-64) | DS (Japan JMHLW-Ogeysiinta 214, 2018) |
Waxqabadka shaandhaynta - (waa in uu ahaado ≥ X% hufan) | ≥ 95% | ≥ 94% | ≥ 95% | ≥ 94% | ≥ 94% | ≥ 95% |
Wakiilka tijaabada | NaCl | NaCl iyo saliid paraffin | NaCl | NaCl | NaCl iyo saliid paraffin | NaCl |
Heerka socodka | 85 L/daqiiqo | 95 L/daqiiqo | 85 L/daqiiqo | 95 L/daqiiqo | 95 L/daqiiqo | 85 L/daqiiqo |
Wadarta daadinta gudaha (TIL)* - lagu tijaabiyay maaddooyinka bini'aadamka mid kasta oo samaynaya jimicsi | N/A | ≤ 8% daadinta (celcelis ahaan xisaabeed) | ≤ 8% daadinta (celcelis ahaan xisaabeed) | ≤ 8% daadinta (macnaha shaqsi iyo xisaab) | ≤ 8% daadinta (celcelis ahaan xisaabeed) | Bixinta gudaha ayaa la qiyaasay oo lagu daray Tilmaamaha Isticmaalaha |
Iska caabbinta neefsashada - cadaadiska ugu badan ee hoos u dhaca | ≤ 343 Pa | ≤ 70 Pa (waqtiga 30 L/daqiiqo)≤ 240 Pa (95 L/daqiiqo)≤ 500 Pa (xiran) | ≤ 350 Pa | ≤ 70 Pa (waqtiga 30 L/daqiiqo)≤ 240 Pa (95 L/min) | ≤ 70 Pa (waqtiga 30 L/daqiiqo)≤ 240 Pa (95 L/min) | ≤ 70 Pa (w/valve)≤ 50 Pa (ma jiro waalka) |
Heerka socodka | 85 L/daqiiqo | Kala duwan - eeg kor | 85 L/daqiiqo | Kala duwan - eeg kor | Kala duwan - eeg kor | 40 L/daqiiqo |
Iska caabbinta neefsashada - cadaadiska ugu badan ee hoos u dhaca | ≤ 245 Pa | ≤ 300 Pa | ≤ 250 Pa | ≤ 120 Pa | ≤ 300 Pa | ≤ 70 Pa (w/valve)≤ 50 Pa (ma jiro waalka) |
Heerka socodka | 85 L/daqiiqo | 160 L/daqiiqo | 85 L/daqiiqo | 85 L/daqiiqo | 160 L/daqiiqo | 40 L/daqiiqo |
Shuruudaha daadinta waalka neefsashada | Heerka daadinta ≤ 30 ml/daqiiqo | N/A | Niyad-jabka n ilaa 0 Pa ≥ 20 sekan | Heerka daadinta ≤ 30 ml/daqiiqo | 300 l/min ka dib 30 ilbiriqsi | Niyad-jabka n ilaa 0 Pa ≥ 15 sekan |
Xoog ayaa lagu dabaqay | -245 Pa | N/A | -1180 Pa | -250 Pa | N/A | -1,470 Pa |
Shuruudaha nadiifinta CO2 | N/A | ≤ 1% | ≤ 1% | ≤ 1% | ≤ 1% | ≤ 1% |
Qeexitaanno
Shaandhee waxqabadka- shaandhada waxaa la qiimeeyaa si loo cabbiro hoos u dhigista hawo-mareenada gaarka ah ee hawada dhex mara shaandhada.
Wakiilka tijaabada- Aerosol-ka la dhaliyo inta lagu jiro tijaabada waxqabadka shaandhada.
Wadarta daadinta gudaha (TIL)- qadarka hawada hawada ee gaarka ah ee gasha qaybta neefsiga ee la tijaabiyay iyada oo la adeegsanayo shaandhaynta shaandhaynta iyo dheecaanka wajiga, halka qofka xidha uu sameeyo jimicsi taxane ah qolka tijaabada ah.
Ka-baxa gudaha (IL)- qadarka hawada sare ee gasha qaybta neefsiga ee la tijaabiyay, halka qofka xidha uu sameeyo neefsasho caadi ah muddo 3 daqiiqo ah qolka tijaabada ah.Cabbirka aerosolka ee tijaabada ah (tirinta dhexroorka dhexe) waa ilaa 0.5 micro mitir.
Hoos u dhaca cadaadiska- hawada iska caabinta waxaa la hoos geeyaa marka ay dhex socoto dhexdhexaad, sida filtarka neefsiga.
Iyada oo ku saleysan miiska sare, waa macquul in la tixgeliyo Shiinaha KN95, AS/NZ P2, Korea 1st Class, iyo Japan DS FFRs inay yihiin "u dhiganta" US NIOSH N95 iyo Yurub FFP2 neefsiyeyaasha, si loo shaandheeyo walxaha aan saliidda ku saleysneyn sida kuwa ka dhasha Dab ka kacay duurjoogta, PM 2.5 wasakhowga hawada, qarxinta volcano, ama bioaerosols (tusaale fayrasyada).Si kastaba ha ahaatee, ka hor intaanay dooran qalabka neefsiga, isticmaalayaashu waa inay la tashadaan sharciyada ilaalinta neefsashada ee deegaankooda iyo shuruudaha ama ka hubiyaan maamulka caafimaadka dadweynaha ee degaanka si ay u doortaan hagitaan.