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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
Health standard for sumithion in the air of workplace
WITHDRAWN published on 3.4.1996
Selected format:Health standard for diatomite dust in the air of workplace
WITHDRAWN published on 3.4.1996
Selected format:Health standard for marble dust in the air of workplace
WITHDRAWN published on 3.4.1996
Selected format:hEALTH STANDARD FOR POLYETHYLENE IN THE AIR OF WORKPLACE
WITHDRAWN published on 3.4.1996
Selected format:Health standard for polypropylene in the air of workplace
WITHDRAWN published on 3.4.1996
Selected format:Ferric chloride for industrial use
WITHDRAWN published on 3.3.1993
Selected format:Ferric chloride for industrial use
WITHDRAWN published on 10.4.2008
Selected format:Health standard for nickel and its inorganic compounds in the air of workplace
WITHDRAWN published on 3.4.1996
Selected format:Health standard for monocrotophos in the air of workplace
WITHDRAWN published on 3.4.1996
Selected format:Health standard for nitroglycerine in the air of workplace
WITHDRAWN published on 3.4.1996
Selected format:Latest update: 2025-11-06 (Number of items: 2 243 364)
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