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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
EDIFACT message design rules for EDI
Standard published on 29.7.2011
Selected format:Requirements for environmental radiation monitoring around near surface disposal site of radioactive solid waste
Standard published on 2.2.2023
Selected format:Mechanical coupler for measurements on bone vibrators
Standard published on 21.12.1995
Selected format:Electroacoustics - Specifications for personal sound exposure meters
Standard published on 1.12.2010
Selected format:Gibberellic acid technical material
Standard published on 30.12.2011
Selected format:Water quality--Determination of absorbable organic halogens (AOX)--Microcoulometric method
Standard published on 21.12.1995
Selected format:Fly ash used for cement and concrete
Standard published on 12.7.2017
Selected format:Terms for printing ink
Standard published on 7.6.2018
Selected format:Sodium lauryl sulfate
Standard published on 30.12.2022
Selected format:Carpets - Determination of number of tufts or loops per unit lenght and per unit area
Standard published on 16.6.2008
Selected format:Latest update: 2026-06-09 (Number of items: 2 281 484)
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