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Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
Test method for heat release rate of building materials
WITHDRAWN published on 5.3.1996
Selected format:Test method for smoke generation from burning or pyrolysis of building materials(dual-chamber test)
WITHDRAWN published on 5.3.1996
Selected format:Cardiac pacemakers—Part 1:Implantable pacemakers
WITHDRAWN published on 7.3.1996
Selected format:Organic silicon material for medical use—Biological evaluation test methods
WITHDRAWN published on 7.3.1996
Selected format:The notation and packing of the aerophotographic products
WITHDRAWN published on 18.3.1996
Selected format:Quality standards of public air transport service
WITHDRAWN published on 18.3.1996
Selected format:Safe examinations and technical requirements for the automobiles in gates of factories
WITHDRAWN published on 18.3.1996
Selected format:Guidelines for the use of safety signs
WITHDRAWN published on 14.3.1996
Selected format:-
WITHDRAWN published on 1.1.1979
Selected format:Sodium chlorate for industrial use
WITHDRAWN published on 20.12.1995
Selected format:Latest update: 2025-11-06 (Number of items: 2 243 364)
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