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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 parts and units of jigs and fixtures. Mobile briquetting)
WITHDRAWN published on 1.1.1991
Selected format:Chemicals - Test method of toxicokinetics studies
WITHDRAWN published on 12.5.2008
Selected format:Chemicals - Test method of repeated dose inhalation toxicity:28/14-day study
WITHDRAWN published on 12.5.2008
Selected format:Chemical products for industrial use--Determination of oxidizing properties of solids
WITHDRAWN published on 12.5.2008
Selected format:Chemicals - Test method of chronic toxicity
WITHDRAWN published on 12.5.2008
Selected format:(The parts and units of jigs and fixtures. Turn the briquetting)
WITHDRAWN published on 1.1.1991
Selected format:Chemicals - Test method of reproduction/developmental toxicity screening
WITHDRAWN published on 12.5.2008
Selected format:Chemical--Test method of DNA damage and repair/unscheduled DNA synthesis with mammalian cells in vitro
WITHDRAWN published on 12.5.2008
Selected format:The parts and units of jigs and fixtures - Moving bend clamp plate
WITHDRAWN published on 1.1.1991
Selected format:Chemicals - Test method of in vivo mammalian erythrocyte micronucleus
WITHDRAWN published on 12.5.2008
Selected format:Latest update: 2026-01-14 (Number of items: 2 254 595)
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