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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
The national food safety standards of food additives calcium dihydrogen phosphate
WITHDRAWN published on 21.12.2010
Selected format:Pipe flanges for ordinary use--Sealing surfaces--Forms and dimensions
WITHDRAWN published on 6.4.1981
Selected format:National food safety standards of food additive potassium dihydrogen phosphate
WITHDRAWN published on 21.12.2010
Selected format:The national food safety standards of food additives dipotassium hydrogen phosphate
WITHDRAWN published on 21.12.2010
Selected format:The national food safety standards of food additives tetrasodium pyrophosphate, potassium
WITHDRAWN published on 21.12.2010
Selected format:Tripotassium phosphate of the national food safety standards of food additives
WITHDRAWN published on 21.12.2010
Selected format:The national food safety standards of food additives sodium dihydrogen phosphate
WITHDRAWN published on 21.12.2010
Selected format:National food safety standards of food additives trisodium
WITHDRAWN published on 21.12.2010
Selected format:National food safety standards of food additives sodium tripolyphosphate
WITHDRAWN published on 21.12.2010
Selected format:National food safety standards of food additives disodium dihydrogen pyrophosphate
WITHDRAWN published on 21.12.2010
Selected format:Latest update: 2026-04-23 (Number of items: 2 274 600)
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