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Standards GB - Chinese national standards - Page 6040
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 14455.1-2008
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Essential oils—Principles of nomenclature
WITHDRAWN published on 15.7.2008
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GB/T 14455.10-1993
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Essential oils—Determination of ester value of oils containing difficult-to-saponify esters
WITHDRAWN published on 5.6.1993
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GB/T 14455.2-1993
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Essential oils--Sampling
WITHDRAWN published on 5.6.1993
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GB/T 14455.3-1993
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Essential oils—Evaluation of miscibility in ethanol
WITHDRAWN published on 5.6.1993
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GB/T 14455.4-1993
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Essential oils—Determination of relative density
WITHDRAWN published on 5.6.1993
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GB/T 14455.5-1993
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Essential oils—Determination of acid value
WITHDRAWN published on 5.6.1993
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GB/T 14455.6-1993
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Essential oils—Determination of ester value
WITHDRAWN published on 5.6.1993
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GB/T 14455.7-1993
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Essential oils—Determination of ester value after acetylation and evaluation of free alcohols and total alcohols content
WITHDRAWN published on 5.6.1993
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GB/T 14455.8-1993
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Essential oils(containing tertiary alcohols)—Estimation of free alcohols content by determination of ester value after acetylation
WITHDRAWN published on 5.6.1993
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GB/T 14455.9-1993
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Essential oils—Analysis by gas Chromatography on packed columns—General method
WITHDRAWN published on 5.6.1993
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