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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
Hygienic standard for scad (lanyuanshen)
WITHDRAWN published on 1.1.1981
Selected format:Hygienic standard for pacific herring
WITHDRAWN published on 1.1.1981
Selected format:Hygienic standard for Huangyu (Gymnocypris Przewalskii""Kessler"")
WITHDRAWN published on 23.9.1981
Selected format:Rolling bearings—Chamfer dimension—Maximum values
WITHDRAWN published on 17.10.2000
Selected format:Hygienic standard for shrimp
WITHDRAWN published on 23.9.1981
Selected format:Criterion on quality control of laboratories - Animal quarantine
WITHDRAWN published on 4.5.2008
Selected format:Criterion on quality control of laboratories—Plant quarantine
WITHDRAWN published on 4.5.2008
Selected format:Criterion on quality control of laboratories - Molecular biological testing of food
WITHDRAWN published on 4.5.2008
Selected format:Criterion on quality control of laboratories—Chemical testing of food
WITHDRAWN published on 4.5.2008
Selected format:Criterion on quality control of laboratories—Microbiological testing of food
WITHDRAWN published on 4.5.2008
Selected format:Latest update: 2026-03-24 (Number of items: 2 269 385)
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