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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
Divide standard of endemic fluorosis areas
WITHDRAWN published on 6.10.1997
Selected format:Control standard for Keshan disease
WITHDRAWN published on 6.10.1997
Selected format:-
WITHDRAWN published on 1.1.1992
Selected format:Cycle tyres
WITHDRAWN published on 10.9.1997
Selected format:Cycle tyres
WITHDRAWN published on 18.6.2008
Selected format:Decide and delimit of Keshan disease endemic area
WITHDRAWN published on 6.10.1997
Selected format:Diagnostic standard for Keshan disease
WITHDRAWN published on 6.10.1997
Selected format:Criteria for quality assessment of field semi-quantitative test kit of salt iodine
WITHDRAWN published on 6.10.1997
Selected format:Potentiometers for use in electronic equipment. Part 4: Blank detail specification. Single-turn rotary power potentiometers. Assessment level E
WITHDRAWN published on 7.10.1997
Selected format:Potentiometers for use in electronic equipment. Part 4: Blank detail specification. Single-turn rotary power potentiometers. Assessment level F
WITHDRAWN published on 7.10.1997
Selected format:Latest update: 2025-11-14 (Number of items: 2 243 651)
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