Community face coverings. Specification.
NORM herausgegeben am 31.1.2021
Designation standards: BSI Flex 5555V1.0:2021-01
Note: UNGÜLTIG
Publication date standards: 31.1.2021
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: British technical standard
Kategorie: Technische Normen BS