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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
Coated glassPart 2: Low emissivity coated glass
Standard published on 31.12.2013
Selected format:Norm of water intake—Part 1Thermal power production
Standard published on 21.5.2021
Selected format:Norm of water intake—Part 10Chemical pharmaceutical products
Standard published on 31.12.2021
Selected format:Norm of water intake—Part 11: Coal preparation
Standard published on 31.12.2021
Selected format:Norm of water intake—Part 12: Alumina
Standard published on 23.5.2023
Selected format:Norm of water intake for industry—Part 13: Ethylene and propylene
Standard published on 15.3.2024
Selected format:Norm of water intake—Part 14: Wool textile product
Standard published on 27.11.2023
Selected format:Norm of water intakePart 15: Chinese spirits production
Standard published on 30.9.2014
Selected format:Norm of water intake for industry—Part 15: Baijiu
Standard published on 29.9.2024
Selected format:Norm of water intake—Part 16: Electrolytic aluminum
Standard published on 23.5.2023
Selected format:Latest update: 2026-09-19 (Number of items: 2 302 332)
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