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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
Rubber hoses for agricultural spraying
WITHDRAWN published on 1.1.1989
Selected format:Liquid petroleum gas rubber hose
WITHDRAWN published on 22.3.1989
Selected format:Rubber hoses and hose assemblies for liquefied petroleum gases(LPG)—Bulk transfer application
WITHDRAWN published on 23.6.2003
Selected format:Citrus storage
WITHDRAWN published on 29.5.1989
Selected format:Hose of polymer reinforced thermoplastics for suction and discharge
WITHDRAWN published on 1.1.1989
Selected format:Coding principle for organic additives in photographic materials
WITHDRAWN published on 1.1.1989
Selected format:Photographic grade sodium sulfite, anhydrous
WITHDRAWN published on 1.1.1989
Selected format:Photographic grade sodium thiosulfate, crystilline
WITHDRAWN published on 1.1.1989
Selected format:Photographic grade hydroquinone
WITHDRAWN published on 1.1.1989
Selected format:Photographic grade potassium carbonate anhydrous
WITHDRAWN published on 1.1.1989
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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