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Standards GB - Chinese national standards - Page 6509
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 1714-1979
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WITHDRAWN published on 1.1.1979
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GB/T 17142-1997
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Information technology—Open systems interconnection—Systems management overview
WITHDRAWN published on 15.12.1997
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GB/T 17144-1997
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Petroleum products—Determination of carbon residue—Micro method
WITHDRAWN published on 11.12.1997
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GB/T 17145-1997
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Technical guides for collection and re-refining of used oil
WITHDRAWN published on 12.12.1997
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GB/T 17146-1997
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Test methods for water vapour transmission of building materials
WITHDRAWN published on 12.12.1997
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GB/T 17147-1997
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Measurement of audio-frequency noise voltage level in sound broadcasting
WITHDRAWN published on 12.12.1997
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GB/T 17148-1997
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A conventional test signal simulating sound—Programme signals for measuring interference in other channels
WITHDRAWN published on 12.12.1997
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GB/T 17149.1-1997
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Diagnostic criteria and principles of management of skin diseases induced by cosmetics--General guideline
WITHDRAWN published on 15.12.1997
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GB/T 17149.2-1997
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Diagnostic criteria and principles of management of contact dermatitis induced by cosmetics
WITHDRAWN published on 15.12.1997
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GB/T 17149.3-1997
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Diagnostic criteria and principles of management of acne induced by cosmetics
WITHDRAWN published on 15.12.1997
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