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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
2,6-Dichloro-4-nitroaniline
WITHDRAWN published on 24.4.2009
Selected format:2,6-Dibromo-4-nitroaniline
WITHDRAWN published on 24.4.2009
Selected format:Sodium nitrite for industrial use
WITHDRAWN published on 30.12.1990
Selected format:Sodium nitrite for industrial use
WITHDRAWN published on 14.3.2006
Selected format:2-Amino-5-chloro-4-methybenzenesulfouic acid(CLT acid)
WITHDRAWN published on 24.4.2009
Selected format:2-Amino-5-chloro-4-methybenzenesulfonic acid(CLT acid)
WITHDRAWN published on 13.10.2016
Selected format:2-Hydroxy-6-naphthalene carboxylic acid
WITHDRAWN published on 24.4.2009
Selected format:3,4-Dichloroaniline
WITHDRAWN published on 24.4.2009
Selected format:Light conveyor belts
WITHDRAWN published on 24.4.2009
Selected format:Application specification of container electronic seal for supply chain monitoring
WITHDRAWN published on 11.5.2009
Selected format:Latest update: 2026-05-02 (Number of items: 2 275 366)
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