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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
Method for determination of 405 pesticides residues in grains—GC-MS and LC-MS-MS method
WITHDRAWN published on 4.2.2005
Selected format:Method for determination of 475 pesticides and related chemicals residues in grains—GC-MS method
WITHDRAWN published on 31.12.2006
Selected format:Test method for bending strength of porous ceramics
WITHDRAWN published on 1.1.1980
Selected format:Test method for cross-bending strength of porous ceramics
WITHDRAWN published on 13.9.1996
Selected format:Method for determination of 437 pesticides residues in animal tissues—GC-MS and LC-MS-MS method
WITHDRAWN published on 4.2.2005
Selected format:Miscellaneous lampholders—Part1:General requirements and tests
WITHDRAWN published on 18.1.2005
Selected format:Miscellaneous lampholders—Part 1:General requirements and tests
WITHDRAWN published on 30.12.2008
Selected format:Miscellaneous Lampholders—Part 2:Particular requirements—Section1:Lampholders S14
WITHDRAWN published on 18.1.2005
Selected format:Auxiliaries for lamps—Starting devices (other than glow starters)—Performance requirements
WITHDRAWN published on 18.1.2005
Selected format:DC supplied electronic ballasts for tubular fluorescent lamps--Performance requirements
WITHDRAWN published on 18.1.2005
Selected format:Latest update: 2025-12-23 (Number of items: 2 253 013)
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