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Standards GB - Chinese national standards - Page 5837
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 13081-1991
WITHDRAWN
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Method for determination of mercury in feeds
WITHDRAWN published on 16.7.1991
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GB/T 13081-2006
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Determination of mercury in feeds
WITHDRAWN published on 12.12.2006
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GB/T 13082-1991
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Method for determination of cadmium in feeds
WITHDRAWN published on 16.7.1991
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GB/T 13083-1991
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Method for determination of fluorine in feeds
WITHDRAWN published on 16.7.1991
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GB/T 13083-2002
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Determination of fluorine in feed—Ion selective electrode method
WITHDRAWN published on 19.2.2002
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GB/T 13084-1991
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Method for determination of glycosidic hydrocyanic acid in feeds
WITHDRAWN published on 16.7.1991
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GB/T 13085-1991
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Method for determination of nitrite in feeds
WITHDRAWN published on 16.7.1991
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GB/T 13085-2005
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Determination of nitrite in feed—Method using colorimetric analysis
WITHDRAWN published on 5.9.2005
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GB/T 13086-1991
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Method for determination of free gossypol in feeds
WITHDRAWN published on 16.7.1991
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GB/T 13087-1991
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Method for determination of isothiocyanates in feeds
WITHDRAWN published on 16.7.1991
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