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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
Determination of polychlorinated biphenyls residues in fishery products—Gas chromatography
WITHDRAWN published on 22.8.2008
Selected format:Reverse transcription polymerase chain reaction for Japanese B encephalitis virus
WITHDRAWN published on 22.8.2008
Selected format:Technical regulations for cotton processing
WITHDRAWN published on 31.12.2008
Selected format:Technical standards regarding to registation,statistics,assessment and information retrival in environment monitoring for producing areas of crops,animal products and aquatic products
WITHDRAWN published on 2.9.2008
Selected format:Petroleum and natural gas industries—Subsurface safety valve systems—Design,installation,operation and redress
WITHDRAWN published on 28.8.2008
Selected format:Natural gas generating set for the petroleum industry
WITHDRAWN published on 28.8.2008
Selected format:Polyester strapping for packaging
WITHDRAWN published on 26.8.2008
Selected format:Quality grade of Chinese chestnut
WITHDRAWN published on 2.9.2008
Selected format:Moulding plywood
WITHDRAWN published on 2.9.2008
Selected format:Earth-moving machinery—Electromagnetic compatibility
WITHDRAWN published on 26.8.2008
Selected format:Latest update: 2024-05-17 (Number of items: 2 902 148)
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