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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
Rules for inspecting,marking,packing,storing and transporting of thermoplastic materials
WITHDRAWN published on 21.7.1993
Selected format:Textiles—Testing method of comprehensive colour fastness
WITHDRAWN published on 29.8.1993
Selected format:Textiles—Testing method for complex colour fastness to light-perspiration
WITHDRAWN published on 29.8.1993
Selected format:Tussah silk water reeled
WITHDRAWN published on 29.8.1993
Selected format:Fixed capacitors for use in electronic equipment—Part 17:Sectional specification—Fixed metallized polypropylene film dielectric a.c and pulse capacitors
WITHDRAWN published on 27.8.1993
Selected format:Test method for tensile strength of ring of filament-winding reinforced plastics
WITHDRAWN published on 20.9.1988
Selected format:Test method for mechanical properties of ring of filament-winding reinforced plastics
WITHDRAWN published on 30.6.2008
Selected format:Fixed capacitors for use in electronic equipment—part 17:Blank detail specification—Fixed metallized polypropylene film dielectric a.c and pulse capacitors—Assessment level E
WITHDRAWN published on 27.8.1993
Selected format:Water quality--Guidance on sampling techniques from lakesnatural and man-made
WITHDRAWN published on 30.8.1993
Selected format:Regulations for safe management of radioactive wastes from the mining and milling of uranium and thorium ores
WITHDRAWN published on 30.8.1993
Selected format:Latest update: 2026-07-26 (Number of items: 2 290 396)
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