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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
Isopropyl alcohol for industrial use
WITHDRAWN published on 4.6.2008
Selected format:Pentaerythritol for industrial use
WITHDRAWN published on 1.1.1987
Selected format:Pentaerythritol for industrial use
WITHDRAWN published on 21.12.1995
Selected format:Yellow phosphorus for industrial use
WITHDRAWN published on 19.10.1998
Selected format:Yellow phosphorus for industrial use
WITHDRAWN published on 6.2.2018
Selected format:potassium ferricyanide for industrial use
WITHDRAWN published on 1.1.1987
Selected format:Silica gel, fine-pored lump
WITHDRAWN published on 1.1.1987
Selected format:Silica gel, macroporous lump
WITHDRAWN published on 1.1.1987
Selected format:Silica gel, fine-pored ball
WITHDRAWN published on 1.1.1987
Selected format:Silica gel, macroporous microballoon
WITHDRAWN published on 1.1.1987
Selected format:Latest update: 2026-06-11 (Number of items: 2 281 927)
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