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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
Terms for rare earths
Standard published on 11.9.2015
Selected format:Lanthanum metal and lanthanum powder
Standard published on 6.8.2023
Selected format:Erbium oxide
Standard published on 14.1.2011
Selected format:Technical specifications for keys
Standard published on 27.9.2008
Selected format:Palm oil
Standard published on 28.3.2009
Selected format:Flaxseed
Standard published on 30.12.2022
Selected format:Inspection of grain and oils - Method for sensory evaluation of paddy or rice cooking and eating quality
Standard published on 4.11.2008
Selected format:
Inspection of grains and oils—Method of sensory evaluation of paddy or rice cooking and eating quality
Execute Date: may 2026
Standard published on 5.10.2025
Selected format:Inspection of grain and oils—Determination of amylose content in rice
Standard published on 24.1.2025
Selected format:Milled cereal products—Determination of fat acidity
Standard published on 3.7.2015
Selected format:Latest update: 2026-05-02 (Number of items: 2 275 366)
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