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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 technology—Open systems interconnection—The directory— Part 6:Selected attribute types
WITHDRAWN published on 22.3.1996
Selected format:Information technology—Open systems interconnection—The directory—Part 7:Selected object classes
WITHDRAWN published on 22.3.1996
Selected format:Information technology—Open systems interconnection—The directory—Part 8:Authentication framework
WITHDRAWN published on 22.3.1996
Selected format:Test of packaging materials—Compatability
WITHDRAWN published on 12.3.1996
Selected format:Test method of packaging materials - Compatibility
WITHDRAWN published on 1.4.2008
Selected format:Test of packaging materials Contact corrosivity
WITHDRAWN published on 12.3.1996
Selected format:Test method of packaging materials—Contact corrosion
WITHDRAWN published on 1.4.2008
Selected format:Test of packaging materials—Vapors corrosion inhibiting ability
WITHDRAWN published on 12.3.1996
Selected format:Test method of packaging materials - Vapors corrosion inhibiting ability
WITHDRAWN published on 1.4.2008
Selected format:The packaging for household refrigerator
WITHDRAWN published on 12.3.1996
Selected format:Latest update: 2026-01-26 (Number of items: 2 257 479)
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