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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
Rules of operation for the production technology of conventional rice basic seed
WITHDRAWN published on 3.4.1998
Selected format:Rules of operation for the production technology of wheat basic seed
WITHDRAWN published on 3.4.1998
Selected format:Rules of operation for the production technology of soybean basic seed
WITHDRAWN published on 3.4.1998
Selected format:Rules of operation for the production technology of sorghum hybrid seed
WITHDRAWN published on 3.4.1998
Selected format:Determination of impact resistance of film
WITHDRAWN published on 20.3.1993
Selected format:Wheat varieties for spesific end-uses
WITHDRAWN published on 3.4.1998
Selected format:Sensory analysis method—Duo—trio test
WITHDRAWN published on 3.4.1998
Selected format:Laboratory efficacy criterions of public health insecticides for pesticide registration—Spray
WITHDRAWN published on 3.4.1998
Selected format:Laboratory efficacy criterions of public health insecticides for pesticide registration—Pepellent
WITHDRAWN published on 3.4.1998
Selected format:Laboratory efficacy criterions of public health insecticides for pesticide registration—Analogous site test
WITHDRAWN published on 3.4.1998
Selected format:Latest update: 2025-11-17 (Number of items: 2 243 994)
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