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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
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WITHDRAWN published on 1.1.1982
Selected format:-
WITHDRAWN published on 1.1.1984
Selected format:Determination of compatibility indices of cationic dyes used for dyeing acrylic fibres
WITHDRAWN published on 31.12.1980
Selected format:Cationic dyes—Determination of compatible index in acrylic dyeing
WITHDRAWN published on 1.8.2006
Selected format:Enviromental management systems--Specification with guidance for use
WITHDRAWN published on 20.12.1996
Selected format:Environmental management systems—Requirements with guidance for use
WITHDRAWN published on 10.5.2005
Selected format:Environmental management systems--General guidelines on principles,systems and supporting techniques
WITHDRAWN published on 20.12.1996
Selected format:Environmental management systems—General guidelines on principles,systems and support techniques
WITHDRAWN published on 10.5.2005
Selected format:Determination of saturation value of fibre,saturation value of dyestuff and saturation factor in dyeing acrylic fibres with cationic dyes
WITHDRAWN published on 31.12.1980
Selected format:Cationic dyes—Determination of fiber saturation valuedye saturation value and saturation factor in acrylic dyeing
WITHDRAWN published on 1.8.2006
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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