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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
Determination of colour fixation rate for disperse dyes
WITHDRAWN published on 1.1.1980
Selected format:Disperse dyestuffs—Determination of degree of fixation
WITHDRAWN published on 5.3.2003
Selected format:Determination of low carbon aliaphatic amines—Gas chromatographic method
WITHDRAWN published on 2.6.2009
Selected format:Ethylamine for industrial use
WITHDRAWN published on 2.6.2009
Selected format:Diethylamine for industrial use
WITHDRAWN published on 2.6.2009
Selected format:Triethylamine for industrial use
WITHDRAWN published on 2.6.2009
Selected format:Monoisopropylamine for industrial use
WITHDRAWN published on 2.6.2009
Selected format:Diisopropylamine for industrial use
WITHDRAWN published on 2.6.2009
Selected format:Trimellitic anhydride for industrial use
WITHDRAWN published on 2.6.2009
Selected format:Dried meat floss
WITHDRAWN published on 12.6.2009
Selected format:Latest update: 2026-04-30 (Number of items: 2 275 280)
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