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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
Plastic - polyvinyl alcoholPVALmaterials - Part 6: Determination for particle size
Standard published on 2.9.2010
Selected format:Plastics - polyvinyl alcohol PVALmaterials - Part 7: Determination for sodium hydroxide contents
Standard published on 2.9.2010
Selected format:Plastic - polyvinyl alcoholPVALmaterials - Part 8: Determination for transparency
Standard published on 2.9.2010
Selected format:Protective clothing—Static protective clothing
Standard published on 31.12.2019
Selected format:Scale paraffin wax
Standard published on 14.6.2016
Selected format:
Scale paraffin wax
Execute Date: may 2026
Standard published on 5.10.2025
Selected format:The maximum allowable values of the energy consumption and energy efficiency grade for household refrigerators
Standard published on 18.9.2015
Selected format:
Maximum allowable values of energy consumption and energy efficiency grade for household refrigerating appliance
Execute Date: june 2026
Standard published on 30.5.2025
Selected format:The maximum allowable values of the energywater consumption and grades for household electric washing machines
Standard published on 9.6.2013
Selected format:
Maximum allowable values of the energy consumption, water consumption and grades for electric washing machines and washer-dryers
Execute Date: april 2027
Standard published on 31.3.2026
Selected format:Latest update: 2026-04-28 (Number of items: 2 274 955)
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