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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 metolachlor residues in peanut and soybean
Standard published on 11.8.2003
Selected format:Determination of 24-D in grains and vegetables
Standard published on 11.8.2003
Selected format:Determination of dicofol residues in teafruitsedible vegetable oils
Standard published on 11.8.2003
Selected format:Determination of propanil residues in rice
Standard published on 11.8.2003
Selected format:Determination of trimethylamine nitrogen in ham
Standard published on 31.8.2016
Selected format:Determination of fluorine in foods
Standard published on 16.3.2025
Selected format:Determination of oxadiazon residues in cereals and peanuts
Standard published on 11.8.2003
Selected format:Determination of propyldialdehyde in lard
Standard published on 31.8.2016
Selected format:National food safety standard - Determination of aluminum in foods
Standard published on 6.4.2017
Selected format:Qualitative analysis of urease in vegetable protein drinking
Standard published on 11.8.2003
Selected format:Latest update: 2026-07-10 (Number of items: 2 286 359)
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