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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
Maximun residue limit of benzo (a) pyrene in cereals
WITHDRAWN published on 1.1.1990
Selected format:-
WITHDRAWN published on 1.1.1990
Selected format:Coding for kind of increase or decrease number of workers in an organization
WITHDRAWN published on 5.7.1990
Selected format:Codes for the representation of currencies and funds
WITHDRAWN published on 1.1.1990
Selected format:Codes for the representation of currencies and funds
WITHDRAWN published on 26.12.1996
Selected format:Codes for the representation of currencies and funds
WITHDRAWN published on 1.7.2008
Selected format:Codes for cadres positions classes
WITHDRAWN published on 5.7.1990
Selected format:Geographic grid
WITHDRAWN published on 5.7.1990
Selected format:Marine forged steel male thread stop and check valves
WITHDRAWN published on 15.12.1983
Selected format:Identification code for ships engaged in international voyage
WITHDRAWN published on 5.7.1990
Selected format:Latest update: 2026-03-05 (Number of items: 2 265 218)
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