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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
Electromagnetic compatibility—Testing and measurement techniques—General guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment connected thereto
Standard published on 12.7.2017
Selected format:Electromagnetic compatibility—Testing and measurement techniques—Power frequency magnetic field immunity test
Standard published on 1.12.2006
Selected format:Electromagnetic compatibility—Testing and measurement techniques—Part 9: Impulse magnetic field immunity test
Standard published on 31.10.2025
Selected format:High-voltage test techniques for low-voltage equipment—Definitions,test and procedure requirements,test equipment
Standard published on 10.12.2019
Selected format:Information technology - Open-edi reference model
Standard published on 11.4.2008
Selected format:Model interchange agreement for the international commercial use of electronic data interchange
Standard published on 1.12.2010
Selected format:Geosynthetics—Dynamic perforation test—Cone drop method
Standard published on 15.3.2024
Selected format:Geotextiles and geotextile-related products--Test method for determining the resistance to oxidation
Standard published on 24.12.1998
Selected format:Geotextiles and geotextile-related products--Test method for determining the resistance to liquids of acids and bases
Standard published on 24.12.1998
Selected format:Geotextiles and geotextile-related productsDetermination of water flow capacity in their plane
Standard published on 30.8.2019
Selected format:Latest update: 2026-09-04 (Number of items: 2 300 131)
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