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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
Wheat and wheat flour—Gluten content—Part 2: Determination of wet gluten and gluten index by mechanical means
Standard published on 28.11.2024
Selected format:Wheat and wheat flour - Gluten content - Part 3: Determination of dry gluten from wet gluten by an oven drying method
Standard published on 4.11.2008
Selected format:Wheat and wheat flour - Gluten content - Part 4: Determination of dry gluten from wet gluten by a rapid drying method
Standard published on 4.11.2008
Selected format:Inspection of grain and oils - Determination for fineness degree of flours
Standard published on 4.11.2008
Selected format:Inspection of grain and oils—Determination of sand content of flours
Standard published on 31.10.2025
Selected format:Inspection of grain and oils - Determination of magnetic metals content of flours
Standard published on 4.11.2008
Selected format:Inspection of grain and oils—Determination of fat acidity of cereals and cereal products
Standard published on 29.9.2024
Selected format:Inspection of grain and oils—Determination of reduced sugar and non-reduced sugar in grain
Standard published on 10.5.2019
Selected format:Inspection of grain and oils - Determination of viscosity of grain - Capillary viscometer method
Standard published on 16.6.2011
Selected format:Inspection of grain and oil - Determination of relatively density of grain and oilseeds
Standard published on 4.11.2008
Selected format:Latest update: 2026-08-26 (Number of items: 2 298 418)
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