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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
Rhodium electroplating solution
WITHDRAWN published on 5.2.2004
Selected format:Palladium chloride
WITHDRAWN published on 31.8.1987
Selected format:Palladium chloride
WITHDRAWN published on 5.2.2004
Selected format:Milking machine installation--Specification
WITHDRAWN published on 7.9.1987
Selected format:Milking machine installations—Construction and performance
WITHDRAWN published on 8.6.2005
Selected format:Milking machine installation--Mechanical tests
WITHDRAWN published on 7.9.1987
Selected format:Milking machine installations—Mechanical tests
WITHDRAWN published on 8.6.2005
Selected format:Diesel engine emissions--Nomenclature and terminology
WITHDRAWN published on 7.9.1987
Selected format:Internal combustion engine—Emissions terminology and nomenclature
WITHDRAWN published on 19.5.2003
Selected format:-
WITHDRAWN published on 1.1.1987
Selected format:Latest update: 2026-03-20 (Number of items: 2 268 518)
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