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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
Chlorpyrifos technical
WITHDRAWN published on 6.12.2004
Selected format:Chlorpyrifos emulsifiable concentrates
WITHDRAWN published on 6.12.2004
Selected format:Classification of special environmental condition—Part 1:Dry heat
WITHDRAWN published on 13.12.2004
Selected format:Classification of special environmental condition—Part 2:Dry heat-desert
WITHDRAWN published on 13.12.2004
Selected format:Cigarettes—Determination of ventilation—Definitions and measurement principles
WITHDRAWN published on 14.12.2004
Selected format:Tobacco and tobacco products—Determination of maleic hydrazide residues—UV spectrophotometer method
WITHDRAWN published on 14.12.2004
Selected format:Concentrationlimitation of air pollutants for the destruction of abandoned chemical weapons by Japan in China
WITHDRAWN published on 19.12.2004
Selected format:Concentration limitations of pollutants in surface water for the destruction of abandoned chemical weapons by Japan in China
WITHDRAWN published on 19.12.2004
Selected format:Concentration limitations of pollutants in ground water for the destruction of abandoned chemical weapons by Japan in China
WITHDRAWN published on 19.12.2004
Selected format:Pollutants content limitation in soil for destruction of chemical weapons abandoned by Japan in China
WITHDRAWN published on 19.12.2004
Selected format:Latest update: 2026-05-13 (Number of items: 2 276 848)
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