ATCCR Antiviral Activity Value (COVID-19) ISO 18184:2019 （washed 60 times）
Intertek test report (Azo Dyes/Formaldehyde/pH)
Nelson Labs. Bacterial Filtration Efficiency (BFE) ASTM F2101-19, EN 14683:2019 （after 60 washes）
Nelson Labs. Microbial Cleanliness (Bioburden) of Medical Masks Final Report（after 60 washes）
The Open University of Hong Kong Bacterial Filtration Efficiency (BFE) ASTM F2101:2019 （after 60 washes）
The Open University of Hong Kong 60 seconds sterilization test BS EN ISO 20743:2013
SGS Chitosan knitted fabric test AATCC TM 135-2018 （after 60 washes）
ICR Verification of conformity
