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Standards GB - Chinese national standards - Page 7562
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 3285.1-1982
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Chemical analysis of lump molybdenum oxide--The determination of moisture by the gravimetric method
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GB 3285.2-1982
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Chemical analysis of lump molybdenum oxide--The determination of molybdenum by the gravimetric method of lead molybdate
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GB 3285.3-1982
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Chemical analysis of lump molybdenum oxide--The determination of sulfur by the gravimetric method of barium sulfate
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GB 3285.4-1982
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Chemical analysis of lump molybdenum oxide--The determination of sulfur by the volumetric method of combustion potassium iodate
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GB 3285.5-1982
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Chemical analysis of lump molybdenum oxide--The determination of carbon by the coulomb method
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GB 3285.6-1982
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Chemical analysis of lump molybdenum oxide--The determination of phosphorus by the photometric method of extraction of n-butyl alcohol-trichloromethane
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GB 3285.7-1982
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Chemical analysis of lump molybdenum oxide--The determination of tin by the photometric method of phenylfluorone
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GB 3285.8-1982
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Chemical analysis of lump molybdenum oxide--The determination of copper by the photometric method of neocupron
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GB 3285.9-1982
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Chemical analysis of lump molybdenum oxide--The determination of antimony by the photometric method of malachite green
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GB/T 32852.1-2016
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Urban passenger transportation terminology—Part 1General terminology
WITHDRAWN published on 29.8.2016
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