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Standards GB - Chinese national standards - Page 5438
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
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GB/T 10649-2008
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Determination of mixing homogeneity for mineral premix
WITHDRAWN published on 1.8.2008
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GB/T 10650-1989
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Fresh pears
WITHDRAWN published on 31.3.1989
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GB/T 10651-1989
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Fresh apple
WITHDRAWN published on 31.3.1989
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GB/T 10652-1989
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Polymeric materials, cellular flexible--Determination of resilience
WITHDRAWN published on 1.1.1989
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GB/T 10653-1989
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Polymeric materials, cellular flexible--Determination of compression set
WITHDRAWN published on 1.1.1989
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GB/T 10654-1989
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Polymeric materials, cellular flexible--Determination of tensile strength and elongation at break
WITHDRAWN published on 1.1.1989
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GB/T 10655-1989
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Polymeric materials, cellular flexible--Determination of air flow permeability
WITHDRAWN published on 31.3.1989
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GB/T 10656-1989
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Analytical methods for boiler water and cooling water—Determination of zinc ion—Zincon spectrophotometry
WITHDRAWN published on 22.3.1989
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GB/T 10656-2008
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Analysis of water used in boiler and cooling system—Determination of zinc—Zincon spectrophotometry
WITHDRAWN published on 1.4.2008
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GB/T 10657-1989
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Analytical methods for boiler water and cooling water—Determination of zinc in prefilming liquid containing phosphorus and zinc—Complexometric titration
WITHDRAWN published on 22.3.1989
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