United States yakangoerekana yadzima kuzivikanwa kweChinese Kn95 Mask Standard

Musi waKurume 28, the us food and drug Administration (FDA) yakaunza itsva “chimbichimbi-kushandisa-kutonga” (USA), ichitaura kuti kune nyika nhanhatu chete nematunhu ane mwero unogamuchirika wemasiki anozadzikisa mwero wakatarwa wekuita. Iwo maChinese masiki zviyero zvakazivikanwa mavhiki maviri apfuura akanyangarika kubva pane rondedzero!

Musi waKurume 28, iyo US FDA yakagadziridza iyo Non-NIOSH yakabvumidzwa mvumo yekushandisa emergency EUA. Mugwaro rakabudiswa iri, zvinonyatsotaurwa kuti zvigadzirwa zvekufema zvakapihwa nedzimwe nyika zvakaongororwa uchishandisa dzimwe nzira dzakafanana neNIOSH.. Zvinoenderana negwaro rakapihwa neUS FDA, Chinese KN95 masks haachatenderwe kushandiswa muUS. Gwaro rinobvisa China kubva kune Non-NIOSH nyika runyorwa. Masks akagadzirwa muChina kusanganisira KN95, KP100, KN100 neKP95 hazvizonyorwa paEUA runyorwa.
Musi waMarch 17, mavhiki maviri apfuura, iyo US Centers for Disease Control and Prevention (CDC) akazivisa “Strategy yeKunatsiridza Kupihwa kweN95 Respirators: Dambudziko / Replacement Strategy”, uye vakabvumira kuti dzimwe nyika’ masks echiyero chakafanana neN95 anogona kushandiswa muUnited States. , Rondedzero yacho ine Brazil, Chammhembe Koria, Japani, Ositireriya, Europe, Mexico neChina (kusanganisira mana emasiki emumba modhi: KN100, KP100, KN95, KP95), hwerengedzo yenyika nomwe nematunhu. Sei FDA yakaita, iyo yaimboti inotambira iyo Chinese mask standard, kunyangarika mushure memavhiki maviri chete? Uyezve, kuenzanisa zviziviso zviviri zvakatevedzana, China ndiyo chete nyika mune runyorwa rwe 7 nyika dziri kuenda kubvumidzwa kune zviyero, kunze kweChina!
Pakutanga, mushure mekuedzwa zvakasimba, CDC yeUS Centers yeChirwere Kudzora yakaziva masiki eChina zviyero uye tekinoroji zviyero, uye akataura kuti masiki eKN95 ndeimwe yeakawanda "akakodzera dzimwe nzira" dzeN95 masks mupfupi.. Zvisinei, izvo zvinoteedzerwa neKN95 zvakasiyana zvishoma neizvo zveN95, uye havana kupihwa zvitupa nehurumende yeUS.
Zvinonzwisisika kuti iyo KN95 mask ine filtration rate yeinenge 95% yezvimedu zvisina mafuta zvine saizi ye 0.3 ma microns kana makuru, iyo ine maitiro akafanana neN95. Kubvumidza kupinza uye kushandiswa kweKN95 kunoderedza zvakanyanya kushomeka kwemasks muUnited States., asi pasina mvumo yeFDA, vatengesi vekunze havangade kuodha masiki eKN95 nekuti vanotya kuti vanozosungwa netsika. Maererano neindasitiri zvinyorwa, masks achangobva kubvumidzwa kubva kuUnited States kubva kuAustralia, Bhuraziri, Japani, Chammhembe Koria, Mexico neEuropean Union vane huwandu hushoma kupfuura N95 kana KN95. Sarudzo yeFDA yakakonzera kusahadzika kwakawanda kubva kunze kwenyika, asi parizvino, FDA haina kutaura chero kusahadzika kwekunze kwenyika.
Zvinoenderana neChiziviso, apo NIOSH yakaziva masiki emanyepo kana kushatisa masiki akabvumidzwa eNIOSH pamusika, iyo US CDC yakapa runyoro rwemasiki enhema kuyeuchidza vashandisi, vatengi nevagadziri.