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Standards GB - Chinese national standards - Page 8022
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 4915-1996
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Emission standard of air pollutants for cement plant
WITHDRAWN published on 18.1.1985
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GB 4915-2004
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Emission standard of air pollutants for cement industry
WITHDRAWN published on 10.12.2004
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GB 4916-1985
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Emission standards for pollutants from asphalt industry
WITHDRAWN published on 1.1.1985
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GB 4917-1985
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Emission standards for pollutants from ordinary superphosphate industry
WITHDRAWN published on 1.1.1985
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GB/T 4918-1985
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Waste water from manufacturing process—Determination of total nitro compounds—Spectrophotometric method
WITHDRAWN published on 18.1.1985
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GB/T 4919-1985
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Waste water from manufacturing process--Determination of total nitro compounds--Gas chromato-graphic method
WITHDRAWN published on 18.1.1985
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GB 4922-1985
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Salted sea urchin
WITHDRAWN published on 1.1.1985
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GB 4923-1985
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Fresh sea urchin
WITHDRAWN published on 1.1.1985
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GB 4924-1985
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Sea urchin paste
WITHDRAWN published on 1.1.1985
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GB/T 4925-1985
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Testing method for breaking load and elongation of netting of synthetic fibre
WITHDRAWN published on 2.2.1985
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