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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 methods for calculating fertility rate of eggs of black carp, grass carp, silver carp and bighead carp
WITHDRAWN published on 8.12.1995
Selected format:Cultivation of laminaria summer seedling
WITHDRAWN published on 8.12.1995
Selected format:Food additive—Calcium ascorbate
WITHDRAWN published on 8.12.1995
Selected format:Gauges for tapered screw threadmetric series
WITHDRAWN published on 21.8.1979
Selected format:Sterile hypodermic syringes for single use
WITHDRAWN published on 18.9.2001
Selected format:Sterile hypodermic needles for single use
WITHDRAWN published on 18.9.2001
Selected format:Flexcible polymeric tubes for medical use—Physical performance test method
WITHDRAWN published on 8.12.1995
Selected format:Formed composition for fireworks—Sample separating and crushing
WITHDRAWN published on 8.12.1995
Selected format:Reagent of fireworks and firecrackers—Qualitative determination of the constituent
WITHDRAWN published on 8.12.1995
Selected format:Comparative test of performance for laundry detergents—Cycle of washing unsoiled cotton control cloth procedure
WITHDRAWN published on 8.12.1995
Selected format:Latest update: 2024-09-25 (Number of items: 2 350 354)
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