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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
Food additive sorbitol
WITHDRAWN published on 25.12.2012
Selected format:Chemical reagents—Determination of specific surface area of solid supports used in chromatography
WITHDRAWN published on 3.3.1982
Selected format:National food safety standards -- Food additives -- Ethyl acetate
WITHDRAWN published on 25.12.2012
Selected format:Methods for determination of speed of black-and-white photographic negative materials for still and motion-picture photography
WITHDRAWN published on 1.1.1982
Selected format:Energy efficiency metrics and measurement method for mobile communication equipment—Base station
WITHDRAWN published on 31.12.2012
Selected format:Energy efficiency metrics and measurement method for mobile communication equipment—Base station
WITHDRAWN published on 14.12.2020
Selected format:Method for determination of speed of color negative films for photography
WITHDRAWN published on 1.1.1982
Selected format:Determination of ISO speed of color negative films for photography
WITHDRAWN published on 20.12.1995
Selected format:Information security technology - General security technique requirements and testing and evaluation method for terminal computer
WITHDRAWN published on 31.12.2012
Selected format:Information security technology - Basic security requirements for office devices
WITHDRAWN published on 31.12.2012
Selected format:Latest update: 2026-03-17 (Number of items: 2 266 788)
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