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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
Ground granulated blast furnace slag used for cement and concrete
WITHDRAWN published on 21.1.2008
Selected format:Compressed natural gas as vehicle fuel
WITHDRAWN published on 3.4.2000
Selected format:Ergonomics—Determination of metabolic heat production
WITHDRAWN published on 11.4.2000
Selected format:Moderate thermal environments—Determination of the PMV and PPD indices and specification of the conditions for thermal comfort
WITHDRAWN published on 11.4.2000
Selected format:Nomenclature of springs
WITHDRAWN published on 26.2.2001
Selected format:Hygienic standard for cyanide in industrial waste
WITHDRAWN published on 10.4.2000
Selected format:Hygienic standard for benzo(a) pyrene in the atmospheric air of residential area
WITHDRAWN published on 10.4.2000
Selected format:Hygienic standards for township-village planning
WITHDRAWN published on 10.4.2000
Selected format:Hygienic standard for methylmercaptan in air of residential areas
WITHDRAWN published on 10.4.2000
Selected format:Hygienic standard for n-hexane in air of residential area
WITHDRAWN published on 10.4.2000
Selected format:Latest update: 2024-09-28 (Number of items: 2 350 600)
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