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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
Food additive—Ponceau 4R aluminum lake
WITHDRAWN published on 24.10.2001
Selected format:Food additive--Tartrazine
WITHDRAWN published on 1.1.1984
Selected format:Food additive—Tartrazine
WITHDRAWN published on 12.7.1999
Selected format:Food additive—Tartrazine aluminum lake
WITHDRAWN published on 12.7.1999
Selected format:Water clarifying agent—Ferric chloride
WITHDRAWN published on 3.3.1993
Selected format:Water treatment chemicals—Ferric chloride
WITHDRAWN published on 14.3.2006
Selected format:Determination methods of bound acrylonitrile content in acrylonitrile-butadiene rubber
WITHDRAWN published on 1.1.1984
Selected format:Determination methods of antioxidant D content in acrylonitrile-butadiene rubber
WITHDRAWN published on 1.1.1984
Selected format:Determination methods of swelling ratio for acrylonitrile-butadiene rubber
WITHDRAWN published on 1.1.1984
Selected format:Flat transmission belts widths and lengths
WITHDRAWN published on 17.6.1984
Selected format:Latest update: 2025-09-16 (Number of items: 2 234 278)
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