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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
Plasticized polyvinyl chloride tubing for transport of fluids
WITHDRAWN published on 12.6.1992
Selected format:Plasticized polyvinyl chloride tubing for elect rical insulation
WITHDRAWN published on 12.6.1992
Selected format:Paper and board—Determination of surface pH
WITHDRAWN published on 12.6.1992
Selected format:Sodium ethoxylated alkyl sulfate
WITHDRAWN published on 23.6.1992
Selected format:Sodium ethoxylated alkyl sulfate
WITHDRAWN published on 7.3.2003
Selected format:Sodium ethoxylated alkyl sulfate
WITHDRAWN published on 30.12.2011
Selected format:Maize
WITHDRAWN published on 1.11.1999
Selected format:Maize
WITHDRAWN published on 28.3.2009
Selected format:Test methods for sodium ethoxylated alkyl sulfate
WITHDRAWN published on 28.5.2008
Selected format:Sodium ethoxylated alkyl sulfate—Determination of total active matter content
WITHDRAWN published on 12.6.1992
Selected format:Latest update: 2026-01-23 (Number of items: 2 257 393)
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