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Electrical apparatus for the detection and measurement of flammable gases. Part 4. Performance requirements for group I1 apparatus indicating a volume fraction up to 100% lower explosive limit
STANDARD published on 1.7.2004
Designation standards: GOST R 52139-2003
Note: WITHDRAWN
Publication date standards: 1.7.2004
SKU: NS-400941
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Latest update: 2026-07-05 (Number of items: 2 286 116)
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