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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
Chemical reagent--Ethylenediamine tetraacetic acid disodium salt
Standard published on 20.10.1998
Selected format:Methods of measurement of X-radiation forcathode-ray tubes
Standard published on 17.12.1992
Selected format:Mobile communication equipments—Transport package
Standard published on 1.11.2017
Selected format:Synthetic fiber bolting cloths
Standard published on 31.12.2008
Selected format:Silicon on sapphire epitaxial wafers
Standard published on 28.12.1992
Selected format:Marine acoustic and optical alarm signaller—General specification
Standard published on 14.5.2018
Selected format:Technical terms used in wood preservation
Standard published on 23.2.2009
Selected format:Railway applications—Supply voltages of traction systems
Standard published on 10.1.2011
Selected format:
Railway applications—Supply voltages of traction systems
Execute Date: july 2026
Standard published on 31.12.2025
Selected format:Hydrogenated rosin
Standard published on 29.9.2024
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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