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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
Bar code for commodity—Numbering and symbol marking of service relationship
WITHDRAWN published on 6.5.2009
Selected format:Bar code for commodity—Numbering and symbol marking of assets
WITHDRAWN published on 6.5.2009
Selected format:Dye intermediates—General method for the determination of melting range
WITHDRAWN published on 5.11.1992
Selected format:Dyes intermediates—General method for the determination of melting range
WITHDRAWN published on 28.11.2007
Selected format:Dyes intermediates—General method for the determination of melting range
WITHDRAWN published on 15.5.2015
Selected format:Inorganic chemicals for industrial use—General method for the determination of sulphate—Visible turbidimetric method
WITHDRAWN published on 18.5.2009
Selected format:Cobalt sulfamate for electroplating
WITHDRAWN published on 18.5.2009
Selected format:Nickel sulfamate for electroplating
WITHDRAWN published on 18.5.2009
Selected format:Ferrous()sulfamate for electroplating
WITHDRAWN published on 18.5.2009
Selected format:Dye intermediates—General method for the determination of crystallizing point
WITHDRAWN published on 5.11.1992
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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