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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
Concrete truck mixer
WITHDRAWN published on 12.5.2011
Selected format:Mobile concrete pump
WITHDRAWN published on 12.5.2011
Selected format:Mobile concrete pump
WITHDRAWN published on 12.5.2011
Selected format:-
WITHDRAWN published on 1.1.1981
Selected format:Tube vial for antibiotic use
WITHDRAWN published on 17.7.1990
Selected format:Chemical analysis methods of dysprosium ferroalloy—Part 1:Determination of total rare earth contents—Gravimetry
WITHDRAWN published on 14.1.2011
Selected format:Chemical analysis methods of dysprosium ferroalloy—Part 2:Determination of rare earth impurity contents—Inductively coupled plasma atomic emission spectrometry
WITHDRAWN published on 14.1.2011
Selected format:Chemical analysis methods of dysprosium ferroalloy—Part 3:Determination of calcium,magnesium,aluminum,silicon,nickel,molybdenum,and tungsten contents—Inductively coupled plasma atomic emission spectrometry
WITHDRAWN published on 14.1.2011
Selected format:Chemical analysis methods of dysprosium ferroalloy—Part 4:Determination of iron content—The potassium dichromate titrimetry
WITHDRAWN published on 14.1.2011
Selected format:Chemical analysis methods of dysprosium ferroalloy—Part 5:Determination of oxygen content—Impulse-infrared conductance absorption method
WITHDRAWN published on 14.1.2011
Selected format:Latest update: 2026-04-17 (Number of items: 2 274 270)
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