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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
Isolate and synthetic aromatics—Analysis by gas chromatography on packed columns—General method
WITHDRAWN published on 11.7.1989
Selected format:Screwing cap type lubricating cups
WITHDRAWN published on 1.1.1989
Selected format:Isolate and synthetic aroma chemicals—Determination of relative density
WITHDRAWN published on 11.7.1989
Selected format:Photographic base paper
WITHDRAWN published on 27.7.1989
Selected format:Rain coat
WITHDRAWN published on 1.1.1989
Selected format:Surface active agents—The identification of emulsions of moderate to high viscosity and the method of evaluation of their capability of emulsifying
WITHDRAWN published on 31.3.1989
Selected format:-
WITHDRAWN published on 1.1.1989
Selected format:Classical and narrow V-belts—Dimensions
WITHDRAWN published on 14.10.1997
Selected format:V-belt drives for the automotive industry--Fatigue test method
WITHDRAWN published on 1.1.1989
Selected format:V-belt drives for the automotive industry—Fatigue test
WITHDRAWN published on 28.10.1996
Selected format:Latest update: 2025-12-26 (Number of items: 2 253 153)
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