Mann+Hummel alengeza kuti zosefera zake zambiri zapanyumba tsopano zikukwaniritsa zofunikira za certification ya CN95, zomwe zimachokera pamayeso oyeserera omwe adapangidwa kale ndi China Automotive Technology & Research Center Co. Ltd.

Chitsimikizo cha CN95 chikukhazikitsa miyezo yatsopano pamsika wa fyuluta ya kanyumba kanyumba, ngakhale sichinali chofunikira pakugulitsa zosefera za mpweya wa kanyumba ku China.

Zofunikira zazikulu za certification ndi kutsika kwamphamvu, mphamvu yogwira fumbi komanso magwiridwe antchito. Pakalipano, malire adasinthidwa pang'ono kuti awonjezere certification ya fungo ndi gasi adsorption. Kuti mufike pamlingo wapamwamba wa CN95 (TYPE I), zowulutsa zomwe zimagwiritsidwa ntchito muzosefera za kanyumba ziyenera kusefa kuposa 95% ya tinthu tating'onoting'ono tokulirapo kuposa 0.3 µm. Izi zikutanthauza kuti tinthu tating'onoting'ono ta fumbi, mabakiteriya ndi ma aerosol a virus amatha kutsekedwa.

Kuyambira koyambirira kwa 2020, Mann + Hummel wakhala akuthandizira makasitomala a OE bwino ndi satifiketi ya CN95 yomwe ingagwiritsidwe ntchito ku kampani ya China Automotive Technology and Research Center (CATARC), CATARC Huacheng Certification (Tianjin) Co., Ltd.