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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
Photographic machinery - Vocabulary
Standard published on 28.7.2008
Selected format:Instrument components - Vocabulary
Standard published on 1.12.2010
Selected format:Terminology for analytical instruments
Standard published on 17.12.2013
Selected format:Archives fond list format
Standard published on 13.11.2008
Selected format:The management rule of archival fonds
Standard published on 28.1.2026
Selected format:Displacement type level instruments
Standard published on 28.7.2008
Selected format:Chemical reagent—Potassium carbonate anhydrous
Standard published on 3.7.2015
Selected format:Basic parameter terms of digital instruments
Standard published on 19.8.2008
Selected format:Specification of ultraviolet gas analyzers
Standard published on 17.12.2013
Selected format:General technical specifications for oceanographic hydrological instruments
Standard published on 26.9.2010
Selected format:Latest update: 2026-08-07 (Number of items: 2 292 304)
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