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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
Fireworks and firecracker - Qualitative determination of pyrotechnic compositions
Standard published on 14.1.2011
Selected format:Reagent of fireworks and firecracker--Measurement of density
Standard published on 8.12.1995
Selected format:Reagent of fireworks and firecrackers--Thermal compatibility test--Method of DTA and DSC
Standard published on 8.12.1995
Selected format:Determination of total silica content in detergents and soaps--Gravimetric method
Standard published on 8.12.1995
Selected format:Determination of mineral sulfate content in detergents--Gravimetric method
Standard published on 8.12.1995
Selected format:
Determination of mineral sulfate content in detergents—Gravimetric method
Execute Date: september 2026
Standard published on 27.2.2026
Selected format:Test method for biodegradability of surfactants
Standard published on 28.12.2018
Selected format:Polyethylene (PE) pipes for irrigation laterals - Susceptibility to envionmental stress cracking induced by insert-type fittings - Test method and specification
Standard published on 8.3.2006
Selected format:Test of resistance to pull out ofjoints between polyethylene (PE) pressure pipes and fittings
Standard published on 8.12.1995
Selected format:Metallic coatings—Methods of measurement of ductility
Standard published on 31.10.2025
Selected format:Latest update: 2026-06-10 (Number of items: 2 281 585)
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