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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 purity rate of sweet potato flakes
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oilseeds Methods for inspection of fresh sweet potato
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oilseeds Methods for determination of processing degrees of rice and other grain kernels
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oils—Determination of processing degree of rice and other grain kernels
WITHDRAWN published on 4.11.2008
Selected format:Inspection of grain and oils—Determination of milling degree of rice
WITHDRAWN published on 6.2.2018
Selected format:Inspection of grain and oilseeds Methods for determination of broken rice
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oils - Determination of broken kernels
WITHDRAWN published on 30.10.2009
Selected format:Inspection of grain and oilseeds Methods for determination of processing degree of wheat flour
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oils - Determination of processing degree of wheat flour
WITHDRAWN published on 16.6.2011
Selected format:Inspection of grain and oilseeds Methods for determination of ash content
WITHDRAWN published on 2.11.1985
Selected format:Latest update: 2026-06-09 (Number of items: 2 281 484)
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