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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
The parts and units of jigs and fixtures - Screw rest
WITHDRAWN published on 1.1.1991
Selected format:Grain and oil storage--On-site phosphine generator out of warehouse
WITHDRAWN published on 4.11.2008
Selected format:-
WITHDRAWN published on 1.1.1984
Selected format:Steel-hardenability test by end quenching(Jominy test)
WITHDRAWN published on 10.12.1988
Selected format:(The parts and units of jigs and fixtures. Plugs)
WITHDRAWN published on 1.1.1991
Selected format:Animal and vegetable fats and oils - Determination of ultraviolet absorbance expressed as specific UV extinction
WITHDRAWN published on 4.11.2008
Selected format:Animal and vegetable fats and oils—Determination of the content of trans fatty acid isomers of vegetable fats and oils—Gas chromatographic method
WITHDRAWN published on 4.11.2008
Selected format:Code of practice for the prevention and reduction of mycotoxin contamination in cereals
WITHDRAWN published on 4.11.2008
Selected format:Animal and vegetable fats and oils—Determination of benzo(a)pyrene—Reverse-phase high performance liquid chromatography method
WITHDRAWN published on 4.11.2008
Selected format:(The parts and units of jigs and fixtures. Lock)
WITHDRAWN published on 1.1.1991
Selected format:Latest update: 2026-01-21 (Number of items: 2 257 297)
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