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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WITHDRAWN published on 1.1.1982
Selected format:Terminology for vacuum technology
WITHDRAWN published on 27.12.1993
Selected format:Vacuum technology—Terminology
WITHDRAWN published on 2.12.2007
Selected format:National Food Safety Standard -- Food Additives -- Polyvinyl alcohol
WITHDRAWN published on 24.12.2014
Selected format:Yeast used for food processing
WITHDRAWN published on 23.12.2016
Selected format:-
WITHDRAWN published on 1.1.1982
Selected format:Vacuum technology—Graphical symbols
WITHDRAWN published on 30.12.1993
Selected format:National food safety standard-Determination of norfloxacin,ciprofloxacin,enrofloxacin,ofloxacin,oxolinic acid and flumequine residues in fishery products by high performance liquid chromatography
WITHDRAWN published on 16.9.2021
Selected format:Determination of ivermectin, abamectin, doramectin and eprinomectin residues in milk and milk powder--LC-MS-MS method
WITHDRAWN published on 1.1.2022
Selected format:Specifications series of hot water boiler
WITHDRAWN published on 10.8.1982
Selected format:Latest update: 2026-03-10 (Number of items: 2 265 346)
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