European standard EN 149:2001 + A1:2009
British Standard BS EN 14683:2019
KN99 or KN95 Certified
CE-marked under the Directive EU 2016-425
Antibacterial performance is certified according to GB/T 20944.2.2007
Antiviral is certified to ISO 18184:2014 (E)
Certified by SGS – the worlds leading certification and verification body