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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
Glossary of oil field drilling and production equipment and oil country tubular goods terminology
WITHDRAWN published on 28.8.2008
Selected format:Textiles--Method for the measurement of colour and colour differences
WITHDRAWN published on 1.1.1987
Selected format:Textiles--Method for the instrumental assessment of whiteness
WITHDRAWN published on 1.1.1987
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WITHDRAWN published on 1.1.1987
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WITHDRAWN published on 1.1.1987
Selected format:Textiles—Tests for color fastness—Color fastness to artifical light:eon arc fading lamp test
WITHDRAWN published on 26.11.1998
Selected format:Textiles—Tests for color fastness—Color fastness to artificial light:Xenon arc fading lamp test
WITHDRAWN published on 6.8.2008
Selected format:Textiles—Testing method for color fastness to light:Carbon arc
WITHDRAWN published on 22.11.1987
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WITHDRAWN published on 1.1.1987
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WITHDRAWN published on 1.1.1987
Selected format:Latest update: 2026-03-20 (Number of items: 2 268 518)
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