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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
Determination of chlorotoluron residues in grains
Standard published on 11.8.2003
Selected format:Determination of molinate residues in rice
Standard published on 11.8.2003
Selected format:Determination of chlorbenzuron residuesin vegetable foods
Standard published on 11.8.2003
Selected format:Determination of quintozene residues in vegetable foods
Standard published on 11.8.2003
Selected format:Determination of antimony in foods
Standard published on 16.3.2025
Selected format:Determination of nickel in foods
Standard published on 8.2.2024
Selected format:National food safety standard -- Determination of caffeine in beverages
Standard published on 1.12.2014
Selected format:Determination of zinc in foods
Standard published on 6.4.2017
Selected format:Determination of acesulfame K in beverages
Standard published on 6.9.2023
Selected format:Determination of fluazifop-butyl and its acid residues in vegetable food
Standard published on 11.8.2003
Selected format:Latest update: 2026-07-12 (Number of items: 2 286 472)
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