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Standards GB - Chinese national standards - Page 6007
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 14257-2002
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Location of bar code symbol for commodity
WITHDRAWN published on 18.7.2002
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GB/T 14257-2009
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Bar code for commodity - Bar code symbol placement guidelines
WITHDRAWN published on 6.5.2009
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GB/T 14258-1993
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Verification of print quality of bar code symbols
WITHDRAWN published on 24.3.1993
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GB/T 1426-1978
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Carbon materials--Classifications
WITHDRAWN published on 29.9.1978
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GB/T 14260-1993
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General rules for sampling and sample preparation of heavy nonferrous metals flotation concentrates in bulk
WITHDRAWN published on 20.3.1993
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GB/T 14261-1993
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Methods for sampling and sample preparation of flotation zinc concentrates in bulk
WITHDRAWN published on 12.3.1993
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GB/T 14262-1993
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Methods for sampling and sample preparation of flotation lead concentrates in bulk
WITHDRAWN published on 12.3.1993
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GB/T 14263-1993
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Methods for sampling and sample preperation of flotation copper conentrates in bulk
WITHDRAWN published on 12.3.1993
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GB/T 14264-1993
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Semiconductor materials—Terms and definitions
WITHDRAWN published on 12.3.1993
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GB/T 14264-2009
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Semiconductor materials—Terms and definitions
WITHDRAWN published on 30.10.2009
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