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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
Magnetic particle inspection machines
WITHDRAWN published on 1.1.1983
Selected format:Safety requirements of inflatable play equipment
WITHDRAWN published on 28.12.2018
Selected format:Hydraulic compression testing machines
WITHDRAWN published on 29.8.1992
Selected format:Societal security—Emergency management—Requirements for incident response
WITHDRAWN published on 28.12.2018
Selected format:-
WITHDRAWN published on 1.1.1983
Selected format:-
WITHDRAWN published on 1.1.1983
Selected format:Methamidophos emulsifiable concentrates
WITHDRAWN published on 21.12.1995
Selected format:Determination of trace water in polymerization grade ethylene or propylene--Karl Fischer method
WITHDRAWN published on 15.6.1983
Selected format:Test method for lasing threshold and slope efficiency of Nd:YAG laser rods
WITHDRAWN published on 28.12.2018
Selected format:Ethyl acetate for industrial use
WITHDRAWN published on 4.2.1991
Selected format:Latest update: 2025-12-16 (Number of items: 2 252 193)
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