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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
Sponge titanium
WITHDRAWN published on 25.3.1981
Selected format:Sponge titanium
WITHDRAWN published on 23.8.2002
Selected format:Titanium sponge
WITHDRAWN published on 10.1.2011
Selected format:Pelleted seed of tobacco
WITHDRAWN published on 26.9.2010
Selected format:Technology code for land application rates of livestock and poultry manure
WITHDRAWN published on 26.9.2010
Selected format:Cerium metal
WITHDRAWN published on 9.7.1996
Selected format:Poly-(tetra methylene ether glycol) (PTMEG) for industrial
WITHDRAWN published on 26.9.2010
Selected format:Gadolinium oxide
WITHDRAWN published on 9.7.1996
Selected format:Gadolinium oxide
WITHDRAWN published on 31.3.2008
Selected format:Synthetic rubber latex—Part 1:Carboxyl styrene-butadiene rubber latex(XSBRL)56C,55B
WITHDRAWN published on 26.9.2010
Selected format:Latest update: 2026-04-01 (Number of items: 2 270 267)
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