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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
Direct black L-3BG
WITHDRAWN published on 13.7.2001
Selected format:Determination of dye-uptake of disperse dyestuffs at high temperature dyeing
WITHDRAWN published on 13.7.2001
Selected format:Method of instrumental measurement of whiteness of fluorescent whitening agents
WITHDRAWN published on 14.6.1988
Selected format:Determination of the acidic or basic hydrolizing properties on the linkage between the reactive dyes and the cellulosic fibers
WITHDRAWN published on 14.6.1988
Selected format:Reactive dyes—The linkage between the dyes and the cellulosic fibers—Determination of the acidic or basic hydrolizing properties
WITHDRAWN published on 1.8.2006
Selected format:Methods for measuring meteorological conditions in the hot work environment
WITHDRAWN published on 22.3.1989
Selected format:Methods for measuring meteorological conditions in the hot work environment
WITHDRAWN published on 30.10.2008
Selected format:Method for relative measurement of the colour of fluorescent samples
WITHDRAWN published on 12.6.2001
Selected format:Plastics—Determination of flexural properties
WITHDRAWN published on 27.10.2000
Selected format:Plastics--Determination of hardness by the ballindentation method--Rockwell hardness
WITHDRAWN published on 14.6.1988
Selected format:Latest update: 2025-02-06 (Number of items: 2 224 275)
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