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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
Methods for Physical test of talc
WITHDRAWN published on 22.12.1994
Selected format:Methods for physical test of talc
WITHDRAWN published on 31.12.2012
Selected format:Inspection methods of prestressed concrete pipes for water
WITHDRAWN published on 1.1.1994
Selected format:Test methods of concrete pipes for water transmission
WITHDRAWN published on 23.7.2003
Selected format:Chemical reagent—Packaging and marking
WITHDRAWN published on 22.12.1994
Selected format:Chemical reagent L Ascorbic acid
WITHDRAWN published on 22.12.1994
Selected format:Chemical reagent—Cresol red
WITHDRAWN published on 22.12.1994
Selected format:Chemical reagent—Bromocresol green
WITHDRAWN published on 22.12.1994
Selected format:Soybean oil
WITHDRAWN published on 6.5.1986
Selected format:Soya bean oil
WITHDRAWN published on 11.11.2003
Selected format:Latest update: 2026-01-21 (Number of items: 2 257 297)
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