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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
Covering power determination of dyestuff
WITHDRAWN published on 15.9.1979
Selected format:Workplace air—Determination of trichlorethylene—Gas chromatographic method
WITHDRAWN published on 11.11.1997
Selected format:Workplace air—Determination of ethyl acrylate—Solvent desorption gas chromatographic method
WITHDRAWN published on 11.11.1997
Selected format:Screening of hemoglobin for children and adolescents
WITHDRAWN published on 11.11.1997
Selected format:-
WITHDRAWN published on 1.1.1982
Selected format:Light resistance determination of dyestuff
WITHDRAWN published on 15.9.1979
Selected format:Casting Co-Cr-Mo alloy for surgical implants
WITHDRAWN published on 11.11.1997
Selected format:Hot-dip galvanized steel wires for bridge cables
WITHDRAWN published on 11.11.1997
Selected format:Hot-dip galvanized steel wires for bridge cables
WITHDRAWN published on 19.8.2008
Selected format:Cold rolled stainless steel clad sheets and strips
WITHDRAWN published on 11.11.1997
Selected format:Latest update: 2025-11-14 (Number of items: 2 243 651)
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