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Standards GB - Chinese national standards - Page 125
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 11501-2008
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Photography - Density Measurement - Part 3Spectral Conditions
Standard published on 4.6.2008
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GB/T 1151-2023
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Internal combustion engines—Main and connecting rod bearings—Specifications
Standard published on 23.5.2023
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GB/T 11533-2011
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Standard for logarithmic visual acuity charts
Standard published on 30.12.2011
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GB/T 11538-2006
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Essential oil - Analysis by gas chromatography on capillary columns - General method
Standard published on 31.3.2006
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GB/T 11539-2008
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Fragrance/Flavor substances - Analysis by gas chromatography on packed columns - General method
Standard published on 15.7.2008
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GB/T 11540-2008
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Fragrance/Flavor substances - Determination of relative density
Standard published on 15.7.2008
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GB/T 11541-2008
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Photographic base paper
Standard published on 19.8.2008
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GB/T 11543-2008
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Surface active agents - The identification of emulsion for moderate to high viscosity and the evaluation method of emulsifying capability
Standard published on 1.4.2008
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GB/T 11544-2012
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Belt drives - Classical and narrow V-belts - Dimensions(system based on datum width)
Standard published on 31.12.2012
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GB/T 11545-2008
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Belt drives - V-belts for the automotive industry - Fatigue test
Standard published on 18.6.2008
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