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Standards GB - Chinese national standards - Page 5734
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 12647-1990
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Universal applied TV system
WITHDRAWN published on 28.12.1990
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GB/T 12649-1990
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Measuring methods for meteorological radar parameters
WITHDRAWN published on 28.12.1990
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GB/T 1265-1977
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Chemical reagents--Sodium bromide
WITHDRAWN published on 4.2.1977
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GB/T 12650-1990
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Performance requirements and methods of testing for OMEGA system and differential OMEGA system receiving equipments for ships
WITHDRAWN published on 28.12.1990
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GB 12651-1990
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Standard permissible limits of lead and cadmium release from ceramic ware in contact with food
WITHDRAWN published on 28.12.1990
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GB 12651-2003
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Standard permissible limits of lead and cadmium release from ceramic ware in contact with food
WITHDRAWN published on 9.10.2003
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GB/T 12652-1990
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Oil of Mentha arvensis, partially dementholized
WITHDRAWN published on 1.1.1990
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GB/T 12652-2002
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Oil of mentha arvensis,partially dementholized
WITHDRAWN published on 29.5.2002
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GB/T 12653-1990
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Oil of lavender, China
WITHDRAWN published on 28.12.1990
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GB/T 12654-1990
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Writing paper
WITHDRAWN published on 28.12.1990
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