Instruments for the detection of combustible gases. Specification for performance requirements for Group II instruments reading up to 100% lower explosive limit.
NORMA vydaná dňa 30.11.1988
Designation standards: BS 6020-4:1981
Note: NEPLATNÁ
Publication date standards: 30.11.1988
The number of pages: 9
Approximate weight : 27 g (0.06 lbs)
Country: British technical standard
Kategória: Technické normy BS