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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 nitroimidazoles in feeds - Liquid chromatography-tandem mass spectrometry method
WITHDRAWN published on 17.6.2008
Selected format:Feed additive - Ferric glycine complex
WITHDRAWN published on 17.6.2008
Selected format:Bolts, small hexagon head with fit neck
WITHDRAWN published on 13.10.1976
Selected format:Determination of carboxyreactivity of coal
WITHDRAWN published on 1.1.1989
Selected format:Determination of carboxyreactivity of coal
WITHDRAWN published on 12.11.2001
Selected format:(The parts and units of jigs and fixtures. Hook side plate (combined))
WITHDRAWN published on 1.1.1991
Selected format:Food safety management systems—Requirements for bodies providing audit and certification of food safety management systems
WITHDRAWN published on 28.12.2008
Selected format:(The parts and units of jigs and fixtures. Bushing)
WITHDRAWN published on 1.1.1991
Selected format:(The parts and units of jigs and fixtures. Small dowel pins)
WITHDRAWN published on 1.1.1991
Selected format:(The parts and units of jigs and fixtures. Fixed positioning pins)
WITHDRAWN published on 1.1.1991
Selected format:Latest update: 2026-01-19 (Number of items: 2 257 233)
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