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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 crude protein
WITHDRAWN published on 2.11.1985
Selected format:Cereals and pulses—Determination of the nitrogen content and calculation of the crude protein content—Kjeldahl method
WITHDRAWN published on 22.8.2008
Selected format:Inspection of grain and oilseeds Methods for determination of crude fat
WITHDRAWN published on 2.11.1985
Selected format:Inspect of grain and oilseeds—Determination of crude fat content in grain
WITHDRAWN published on 4.11.2008
Selected format:Inspection of grain and oilseeds Methods for determination of reduced sugar and non-reduced sugar
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oils—Determination of reduced sugar and non-reduced sugar in grain
WITHDRAWN published on 4.11.2008
Selected format:Inspection of grain and oilseeds Methods for determination of starch
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oils—Determination of starch content in grain and oilseeds
WITHDRAWN published on 4.11.2008
Selected format:Inspection of grain and oilseeds Methods for determination of grude fibre
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oils—Determination of crude fibre content in grain—Method with intermediate filtration
WITHDRAWN published on 22.8.2008
Selected format:Latest update: 2026-06-09 (Number of items: 2 281 484)
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