Mann + Hummel yakazivisa kuti mazhinji emafirita ayo emhepo emu kabhini ave kusangana nezvinodiwa zveCN95 certification, iyo yakavakirwa pabvunzo zviyero zvakambogadzirwa neChina Automotive Technology & Research Center Co. Ltd.

CN95 certification iri kumisikidza mitsva mumusika wecabin air filter, kunyangwe haisati iri chinhu chinosungirwa kutengesa mafirita emhepo muChina.

Izvo zvinonyanya kudiwa kune certification kudonhedza kudonhedza, guruva rekubata simba uye kuita kwechikamu. Zvichakadaro, miganhu yakagadziridzwa zvishoma kune yekuwedzera chitupa chekunhuhwirira uye gasi adsorption. Kuti usvike padanho repamusoro reCN95 kushanda zvakanaka (TYPE I), midhiya inoshandiswa mufirita yekabhini inoda kusefa inodarika 95% yezvidimbu zvine dhayamita yakakura kupfuura 0.3 µm. Izvi zvinoreva kuti guruva rakatsetseka zvidimbu, mabhakitiriya uye hutachiona aerosols zvinogona kuvharika.

Kubva kutanga kwa2020, Mann + Hummel anga achitsigira vatengi veOE zvakabudirira neCN95 certification iyo inogona kungonyorerwa kune imwe kambani yeChina Automotive Technology uye Research Center (CATARC), iyo CATARC Huacheng Certification (Tianjin) Co., Ltd.