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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
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WITHDRAWN published on 1.1.1977
Selected format:Chemical reagent—Ammonium persulfate
WITHDRAWN published on 22.12.1994
Selected format:-
WITHDRAWN published on 1.1.1989
Selected format:Technical requirement for the safety sailing of vessels—Communication and navigation
WITHDRAWN published on 10.12.1993
Selected format:Standard test method for impact resistance of glass containers
WITHDRAWN published on 21.6.1986
Selected format:Glass containers—Test method for impact resistance
WITHDRAWN published on 11.9.2015
Selected format:Test methods for evaluating resistance to tracking and erosion of electrical insulating materials used under severe ambient conditions
WITHDRAWN published on 2.7.1986
Selected format:Test methods for evaluating resistance to tracking and erosion of electrical insulating materials used under severe ambient conditions
WITHDRAWN published on 5.6.2003
Selected format:Electrical insulating materials used under severe ambient conditions—Test methods for evaluating resistance to tracking and erosion
WITHDRAWN published on 6.5.2014
Selected format:Test methods for coating powders for electrical insulation
WITHDRAWN published on 2.7.1986
Selected format:Latest update: 2026-06-26 (Number of items: 2 284 409)
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