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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
Discriminant and classification of the endemic areas of iodine deficiency disorders
Execute Date: november 2026
Standard published on 5.10.2025
Selected format:Elimination of iodine deficiency disorders
Standard published on 31.10.2025
Selected format:Control of Kaschin-Beck disease areas
Standard published on 30.12.2011
Selected format:Determination method of pH value for pesticides
Standard published on 7.9.2023
Selected format:Determination method of melting point and melting range for pesticides
Standard published on 5.10.2025
Selected format:Determination method of emulsion stability for pesticides
Standard published on 31.10.2025
Selected format:Commodity pesticide regulations for acceptance
Standard published on 31.10.2025
Selected format:Sampling method for commodity pesticides
Standard published on 13.7.2001
Selected format:Sodium bicarbonate for industrial use
Standard published on 30.6.2025
Selected format:Potassium permanganate for industrial use
Standard published on 12.7.2017
Selected format:Latest update: 2026-06-09 (Number of items: 2 281 484)
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