Community face coverings. Specification.
NORMA vydána dne 30.4.2021
Designation standards: BSI Flex 5555V2.1:2021-04
Note: NEPLATNÁ
Publication date standards: 30.4.2021
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: British technical standard
Kategorie: Technické normy BS