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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
Voltage ratings of D.C.electric traction system
WITHDRAWN published on 18.6.2008
Selected format:Food additive--Calcium of intensifiens
WITHDRAWN published on 10.12.1988
Selected format:Food additive--Sorghum pigment
WITHDRAWN published on 10.12.1988
Selected format:Food additive—Sorghum pigment
WITHDRAWN published on 30.6.2005
Selected format:Commercial moisture regains of textiles
WITHDRAWN published on 10.12.1988
Selected format:Conventional moisture regains of textiles
WITHDRAWN published on 30.12.2008
Selected format:Conventional moisture regains of textiles
WITHDRAWN published on 30.12.2008
Selected format:Determination of appearance quality of yarns made of cotton or man-made fibres,or their blends by winding on the black board
WITHDRAWN published on 23.5.2001
Selected format:Man-made fibres—Determination of breaking strength and elongation of individual fibres
WITHDRAWN published on 10.12.1988
Selected format:Xining wool
WITHDRAWN published on 10.12.1988
Selected format:Latest update: 2024-12-11 (Number of items: 2 215 181)
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