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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
National food safety standard -- Carcinogenic test
Standard published on 7.8.2015
Selected format:National food safety standard - Test of Mammalian Cell Micronucleus in Vitro
Standard published on 11.9.2020
Selected format:National food safety standard - Test of Extended One-Generation Reproductive Toxicity
Standard published on 11.9.2020
Selected format:National food safety standard - Acute toxicity test
Standard published on 24.12.2014
Selected format:National food safety standard - Test of developmental neurotoxicity
Standard published on 2.9.2025
Selected format:National food safety standard - Bacterial reversion mutation test
Standard published on 24.12.2014
Selected format:National food safety standard - Mammalian Erythrocyte Micronucleus Test
Standard published on 24.12.2014
Selected format:National Food Safety Standard -- Mammalian Bone Marrow Cell Chromosome Aberration Test
Standard published on 28.1.2015
Selected format:National Food Safety Standard -- Chromosome aberration test of mouse spermatogonia or spermatocyte
Standard published on 24.12.2014
Selected format:National Food Safety Standard -- Rodent Dominant Lethal Test
Standard published on 24.12.2014
Selected format:Latest update: 2026-04-24 (Number of items: 2 274 650)
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