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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
Thin polyimide woven glass fabric copper-clad laminated sheet of defined flammability for use in the fabrication of multilayer printed boards
WITHDRAWN published on 20.5.1996
Selected format:Basic test method for rotating traction electrical machines
WITHDRAWN published on 20.5.1996
Selected format:Maximum residue limits of trichlorfon in foods
WITHDRAWN published on 19.6.1996
Selected format:Determination of viscosity number and limiting viscosity number of polymers in dilute solution
WITHDRAWN published on 3.3.1993
Selected format:Plastics—Determination of the viscosity of polymers in dilute solution using capillary viscometers—Part 1:General principles
WITHDRAWN published on 4.8.2008
Selected format:Maximum residue limits of phosmet in foods
WITHDRAWN published on 19.6.1996
Selected format:Hygienic standard for yoghurt beverage
WITHDRAWN published on 19.6.1996
Selected format:Hygienic standard for lactobacillus beverage
WITHDRAWN published on 24.9.2003
Selected format:Hygienic standards of vegetable protein drinking
WITHDRAWN published on 19.6.1996
Selected format:Hygienic standard for vegetable protein beverage
WITHDRAWN published on 24.9.2003
Selected format:Latest update: 2026-04-05 (Number of items: 2 271 011)
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