Specification for open path apparatus for the detection of combustible or toxic gases and vapours. General requirements and test methods.
NORMA vydána dne 17.11.2004
Designation standards: BS EN 50241-1:1999
Note: NEPLATNÁ
Publication date standards: 17.11.2004
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: British technical standard
Kategorie: Technické normy BS