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Standards GB - Chinese national standards - Page 7621
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 4348.2-1984
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Sodium hydroxide for industrial use--Determination of sodium chloride content--Mercurimetric method
WITHDRAWN published on 13.4.1984
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GB/T 4348.2-2002
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Sodium hydroxide for industrial use—Determination of sodium chloride content—Mercurimetric method
WITHDRAWN published on 29.5.2002
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GB/T 4348.3-1984
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Sodium hydroxide for industrial use--Determination of iron content--o-phenanthroline photometric method
WITHDRAWN published on 13.4.1984
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GB/T 4348.3-2002
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Sodium hydroxide for industrial use—Determination of iron content-1,10—Phenanthroline photometric method
WITHDRAWN published on 29.5.2002
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GB 4349-1993
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Food additive—Ethyl butyrate
WITHDRAWN published on 15.2.1993
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GB 4349-2006
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Food additive—Ethyl butyrate
WITHDRAWN published on 1.9.2006
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GB 435-1984
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Chloropicrin
WITHDRAWN published on 14.8.1984
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GB 4350-1984
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XCZ type moving coil indicators for industrial-process measurement and control systems
WITHDRAWN published on 1.1.1984
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GB 4351-1997
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General specifications for portable fire extinguishers
WITHDRAWN published on 28.5.1997
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GB/T 4352-1984
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Fuel consumption for trucks in operation
WITHDRAWN published on 30.4.1984
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