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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
Environmental protection technological regulation on the entire process for the destruction of abandoned chemical weapons by Japan in China
WITHDRAWN published on 15.4.2003
Selected format:Regulation for concentration of pollutants in the workplace air for destruction of chemicalweapons abandoned in China by Japan
WITHDRAWN published on 15.4.2003
Selected format:Food additive--Emulsifying silica oil
WITHDRAWN published on 1.1.1980
Selected format:Emission regulationof air pollutants for destruction of chemical weapons abandoned in China by Japan
WITHDRAWN published on 15.4.2003
Selected format:Regulation of controlwater pollutant for the destruction of abandoned chemical weapons by Japan inChina
WITHDRAWN published on 15.4.2003
Selected format:Regulation of controlsoil pollution for destruction chemical weapons abandoned in China by Japan
WITHDRAWN published on 15.4.2003
Selected format:Acceptance specification of packaging equipment for liquid food
WITHDRAWN published on 15.4.2003
Selected format:Solar home system specifications and test procedure
WITHDRAWN published on 15.4.2003
Selected format:Economic operation for electric boiler system
WITHDRAWN published on 15.4.2003
Selected format:Specification and symbol of flexible graphite corrugated metal gaskets
WITHDRAWN published on 15.4.2003
Selected format:Latest update: 2026-11-14 (Number of items: 2 210 114)
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