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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
Test charts of reflection for television
Standard published on 30.12.2011
Selected format:Laundry powders—Part 1:Technical requirements
Standard published on 11.7.2022
Selected format:Laundry powders—Part 2:Test method
Standard published on 11.7.2022
Selected format:Molybdenum 99 - Technetium 99m chromatographic generator (fission)
Standard published on 13.3.2009
Selected format:Surface active agents—Test methods for detergents
Standard published on 21.5.2021
Selected format:Determination of detergency and cycle of washing property for laundry detergents
Standard published on 9.3.2021
Selected format:Preferred power supply for nuclear power plants
Standard published on 19.9.2008
Selected format:Partially depleted gold silicon surface barrier detectors
Standard published on 2.7.2008
Selected format:SiLiX-ray detector system
Standard published on 2.7.2008
Selected format:G-M counter tubes for detecting X radiation
Standard published on 2.7.2008
Selected format:Latest update: 2026-05-04 (Number of items: 2 275 493)
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