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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—Calcium sulfate
WITHDRAWN published on 29.10.2007
Selected format:The reuse of urban recycling water—Water quality standard for urban miscellaneous water consumption
WITHDRAWN published on 20.12.2002
Selected format:The reuse of urban recycling water—Water quality standard for scenic environment use
WITHDRAWN published on 20.12.2002
Selected format:Methods of color specification for building purposes
WITHDRAWN published on 20.12.2002
Selected format:Weight constraints for transport packages
WITHDRAWN published on 20.12.2002
Selected format:Wirebound boxes
WITHDRAWN published on 20.12.2002
Selected format:Skid wooden boxes
WITHDRAWN published on 20.12.2002
Selected format:Packaging containers—Wood members
WITHDRAWN published on 20.12.2002
Selected format:Food additive Sodium metabisulphite
WITHDRAWN published on 19.10.1998
Selected format:Food additive—Sodium metabisulphite
WITHDRAWN published on 25.6.2008
Selected format:Latest update: 2025-12-20 (Number of items: 2 252 706)
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