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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
Inspection of grain and oilseeds Methods for determination of viscosity of grain
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oilseeds Methods for determination of acidity of grain
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oils—Determination of acidity in grain and produce
WITHDRAWN published on 26.9.2010
Selected format:Inspection of grain and oilseeds Methods for determination of specific gravity of grain
WITHDRAWN published on 2.11.1985
Selected format:Cereals and oilseeds method for determination of the mass of 1000 grains
WITHDRAWN published on 2.9.1988
Selected format:Cereals and pulses—Determination of the mass of 1 000 grains
WITHDRAWN published on 4.11.2008
Selected format:Anchor chain casting steel--Technical specifications
WITHDRAWN published on 1.1.1984
Selected format:Anchor chain casting steel
WITHDRAWN published on 25.1.1996
Selected format:Inspection of grain and oilseeds—Germination test of seeds
WITHDRAWN published on 2.11.1985
Selected format:Method for determination of alpha-amylase activity in cereal and cereal products—Colorimetric method
WITHDRAWN published on 22.2.1989
Selected format:Latest update: 2026-06-10 (Number of items: 2 281 585)
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