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Standards GB - Chinese national standards - Page 7452
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 23530-2009
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Yeast extract
WITHDRAWN published on 27.4.2009
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GB/T 23532-2009
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D-xylose
WITHDRAWN published on 27.4.2009
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GB/T 23533-2009
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Immobilizod glucose isomerase preparation
WITHDRAWN published on 27.4.2009
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GB/T 23535-2009
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Lipase preparations
WITHDRAWN published on 27.4.2009
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GB/T 23536-2009
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Superabrasive—Types of synthetic diamond
WITHDRAWN published on 23.4.2009
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GB/T 23537-2009
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Superabrasives—Limit deviations and run-out tolerances for grinding wheels with diamond or cubic boron nitride and mounted points
WITHDRAWN published on 23.4.2009
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GB/T 23538-2009
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Conventional abrasive—Testing method for toughness(Ball mill method)
WITHDRAWN published on 23.4.2009
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GB/T 23538-2009E
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Conventional abrasive—Testing method for toughness(Ball mill method)
WITHDRAWN published on 23.4.2009
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GB 2354-1980
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WITHDRAWN published on 1.1.1980
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GB/T 2354-1993
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General specification for analog audio disk players
WITHDRAWN published on 18.2.1993
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