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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
Method for determination of retinol and tocopherol in foods
WITHDRAWN published on 19.3.1990
Selected format:Method for determination of carotene in foods
WITHDRAWN published on 19.3.1990
Selected format:Cold coiled helical tension springs--Technical specifications
WITHDRAWN published on 22.3.1989
Selected format:Cold coiled helical compressions springs--Technical specifications
WITHDRAWN published on 22.3.1989
Selected format:Cold coiled helical torsion springs--Technical specifications
WITHDRAWN published on 22.3.1989
Selected format:Hot coiled helical springs--Technical specifications
WITHDRAWN published on 22.3.1989
Selected format:Hot coiled helical compression springs - Technical specifications
WITHDRAWN published on 16.3.2009
Selected format:Sampling procedures for inspection by attributes of coiled helical springs
WITHDRAWN published on 1.1.1989
Selected format:Design of helical springs
WITHDRAWN published on 11.11.1992
Selected format:Design of cylindrical helical springs
WITHDRAWN published on 16.3.2009
Selected format:Latest update: 2025-12-29 (Number of items: 2 253 390)
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