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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
(The parts and units of jigs and fixtures. Rotary platen)
WITHDRAWN published on 1.1.1991
Selected format:Acid brilliant yellow P-4R 150%(C.I.Acid yellow 42)
WITHDRAWN published on 15.5.2008
Selected format:Acid brilliant blue P-3R 200%(C.I.Acid blue 281)
WITHDRAWN published on 15.5.2008
Selected format:p-Aminophenol
WITHDRAWN published on 11.5.2008
Selected format:p-(-Sulfato ethyl sulfonyl) anilin(Para Base Ester)
WITHDRAWN published on 15.5.2008
Selected format:2-Naphthylamine-1,5-disulfonic acid (Sulphonic Tobias acid )
WITHDRAWN published on 15.5.2008
Selected format:Method of specification for textile colors
WITHDRAWN published on 26.5.2008
Selected format:-
WITHDRAWN published on 1.1.1974
Selected format:Determination of fusibility of coal ash
WITHDRAWN published on 19.12.1996
Selected format:(The parts and units of jigs and fixtures. Bidirectional plate)
WITHDRAWN published on 1.1.1991
Selected format:Latest update: 2026-01-19 (Number of items: 2 257 233)
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