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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
Feed additives—Part 8: Preservatives,mildew preventives and acidity regulators—Calcium citrate
Execute Date: january 2027
Standard published on 31.12.2025
Selected format:
Feed additives—Part 8Preservatives,mildew preventives and acidity regulators—Sodium diacetate
Execute Date: january 2027
Standard published on 31.12.2025
Selected format:Feed additives—Part 9Coloring agents—-Carotene powder
Standard published on 17.12.2019
Selected format:Feed additives—Part 9: Coloring agents—beta,beta-carotene-4,4-diketone(Canthaxanthin
Standard published on 13.7.2022
Selected format:Feed additive—Nicotinamide
Standard published on 14.10.2017
Selected format:Feed additive—Folic acid
Standard published on 28.12.2018
Selected format:Feed additive—L-Ascorbic acid Vitamin C
Standard published on 28.12.2018
Selected format:Standard test method for acid number of petroleum products by potentiometric titration
Standard published on 19.2.2014
Selected format:Standard test method for water separabilityof petroleum oils and synthetic fluids
Standard published on 28.3.2003
Selected format:Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads--Part 1:Parallel internal and taper external threads
Standard published on 24.7.2000
Selected format:Latest update: 2026-06-11 (Number of items: 2 281 927)
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