IS Title/आईएस शीर्षक:
Explosive atmospheres: Part 20 material characteristics for gas and vapour classification: Sec 1 test methods and data (Withdrawn)
Superseded by IS/प्रतिस्थापित आईएस:
IS/ISO/IEC 80079-20-1 : 2017
Degree of Equivalence/समतुल्यता स्तर:
Identical under single numbering
Number of Revisions/पुनरीक्षणों की संख्या:
New Standard
Number of Amendments/संशोधनों की संख्या:
No amendment issued
Household and similar electrical appliances - Safety: Part 2 - 89: particular requirements for commercial refrigerating appliances with an incorporated or remote refrigerant unit or compressor
Measurement of radioactivity in the environment - Air : radon-222 : Part 13 Determination of the diffusion coefficient in waterproof materials: membrane two-side activity concentration test method
CHD 30
Classification Details
Group
:
Equipments for use in Mines and Explosive Atmosphere