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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
Sodium perchlorate for industrial use
WITHDRAWN published on 18.5.2009
Selected format:Salt of ice and snow melting for road
WITHDRAWN published on 18.5.2009
Selected format:Lithium carbonate made of brine
WITHDRAWN published on 18.5.2009
Selected format:Bromochloro-5,5-dimethylhydantoin
WITHDRAWN published on 18.5.2009
Selected format:Liquid sulphur trioxide
WITHDRAWN published on 18.5.2009
Selected format:Determination of moisture content in dyes and dye intermediates
WITHDRAWN published on 1.1.1980
Selected format:Dyestuffs and intermediate of dyestuffs—Determination of moisture content
WITHDRAWN published on 5.3.2003
Selected format:Dyestuffs and intermediate of dyes—Determination of moisture
WITHDRAWN published on 1.8.2006
Selected format:Specification of shipping packaging of cultural relics
WITHDRAWN published on 4.5.2009
Selected format:Code for lighting design of museum
WITHDRAWN published on 4.5.2009
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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