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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
Cationic dyes—Determination of staining other fibers at polyacrylonitrile fiber dyeing
WITHDRAWN published on 5.3.2003
Selected format:Environmental management—Environmental labels and declarations—Self-declared environmental claims (Type environmental labelling)
WITHDRAWN published on 10.1.2001
Selected format:Determination of suitable pH range of the dye both for the dyeing of acrylic fibres with cationic dyes
WITHDRAWN published on 31.12.1980
Selected format:Cationic dyes—Determination of suitable range of pH of dyeing liquor in acrylic dyeing
WITHDRAWN published on 1.8.2006
Selected format:Environmental management—Environmental performance evaluation—Guidelines
WITHDRAWN published on 28.2.2001
Selected format:Chlorobenzene
WITHDRAWN published on 29.6.1992
Selected format:Chlorobenzene
WITHDRAWN published on 24.8.2006
Selected format:Chlorobenzene
WITHDRAWN published on 8.7.2014
Selected format:Environmental management—Life cycle assessment—Principles and frameworks
WITHDRAWN published on 2.3.1999
Selected format:Environmental management—Life cycle assessment—Goal and scope definition and inventory analysis
WITHDRAWN published on 1.2.2000
Selected format:Latest update: 2026-06-21 (Number of items: 2 283 476)
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