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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
(The parts and units of jigs and fixtures. Supporting nails)
WITHDRAWN published on 1.1.1991
Selected format:Determination of methyltestosterone in feeds—High performance liquid chromatography tandem mass spectrometry
WITHDRAWN published on 1.8.2008
Selected format:Determination of virginiamycin in feeds - High performance liquid chromatography
WITHDRAWN published on 1.8.2008
Selected format:Mounted digital display electric measuring instruments—Part 1:Definitions and general requirements common to all parts
WITHDRAWN published on 6.8.2008
Selected format:Fixed digital electric measuring instruments—Part 1:Definitions and general requirements common to all parts
WITHDRAWN published on 6.8.2008
Selected format:Mounted digital display electric measuring instruments—Part 2:Special requirements for ammeters and voltmeters
WITHDRAWN published on 15.12.2008
Selected format:Fixed digital electric measuring instruments—Part 2:Special requirements for ammeters and voltmeters
WITHDRAWN published on 15.12.2008
Selected format:Mounted digital display electric measuring instruments—Part 3:Special requirements for wattmeters and varmeters
WITHDRAWN published on 15.12.2008
Selected format:Fixed digital electric measuring instruments—Part 3:Special requirements for wattmeters and varmeters
WITHDRAWN published on 15.12.2008
Selected format:Mounted digital display electric measuring instruments—Part 4:Special requirements for frequency meters
WITHDRAWN published on 15.12.2008
Selected format:Latest update: 2026-01-20 (Number of items: 2 257 233)
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