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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 foreign matter and unsound kernels
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oils—Determination of foreign matter and unsound kernels of grain and oilseeds
WITHDRAWN published on 4.11.2008
Selected format:Inspection of grain and oilseeds Methods for determination of unpolished rice yield of paddy
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oilseeds Methods for determination of moisture content
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oilseeds Methods for determination of test weight
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oilseeds Methods for determination of pure kernel yield of unhulled oilseeds
WITHDRAWN published on 2.11.1985
Selected format:Inspection of grain and oilseeds - Determination of pure kernel yield of unhulled oilseeds
WITHDRAWN published on 16.7.2008
Selected format:-
WITHDRAWN published on 1.1.1977
Selected format:(CHINESE NATIONAL STANDARD)
WITHDRAWN published on 1.1.1983
Selected format:Cast steel anchor chain cables
WITHDRAWN published on 1.1.1984
Selected format:Latest update: 2026-06-09 (Number of items: 2 281 484)
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