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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
Information and documentation—Presentation of documentation—Part 4: Data papers
Standard published on 29.8.2025
Selected format:Information and documentation—Rules for bibliographic references and citations to information resources
Standard published on 15.5.2015
Selected format:
Information and documentation—Rules for bibliographic references and citations to information resources
Execute Date: july 2026
Standard published on 2.12.2025
Selected format:Ethylene for industrial useSpecification
Standard published on 8.7.2014
Selected format:Propylene for polymerization
Standard published on 28.5.2024
Selected format:Acrylonitrile for industrial use—Part 1: Specification
Standard published on 15.4.2022
Selected format:Acrylonitrile for industrial use - Part 10: Determination of content of peroxides - Spectrophotometric method
Standard published on 19.6.2008
Selected format:Acrylonitrile for industrial use - Part 11: Determination of content of iron and copper - Spectrophotometric method
Standard published on 19.6.2008
Selected format:Acrylonitrile for industrial use—Part 12: Determination of purity and impurities—Gas chromatographic method
Standard published on 11.7.2022
Selected format:Acrylonitrile for industrial use—Part 15Determination of concent of p-hydroxylanisole
Standard published on 15.3.2018
Selected format:Latest update: 2026-05-15 (Number of items: 2 278 685)
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