BS EN 143:1991

Specification for particle filters used in respiratory protective equipment.

NORMA vydaná dňa 31.5.1991

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The information about the standard:

Designation standards: BS EN 143:1991
Note: NEPLATNÁ
Publication date standards: 31.5.1991
The number of pages: 30
Approximate weight : 90 g (0.20 lbs)
Country: British technical standard
Kategória: Technické normy BS