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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
Ethylene glycol for industrial use—Specification
WITHDRAWN published on 21.7.1993
Selected format:Ethylene glycol for industrial use—Specification
WITHDRAWN published on 26.2.2008
Selected format:Paper and board--Determination of bursting strength after immersion in water
WITHDRAWN published on 31.3.1989
Selected format:Paper and board--Determination of tensile strength after immersion in water
WITHDRAWN published on 31.3.1989
Selected format:-
WITHDRAWN published on 1.1.1984
Selected format:Chemical products for industrial use—Sampling—Vocabulary
WITHDRAWN published on 20.10.1998
Selected format:Analytical method for technical phosphamidon
WITHDRAWN published on 1.1.1984
Selected format:Method for testing the gathering arm loaders
WITHDRAWN published on 10.8.1984
Selected format:Testing method of loader for underground mining
WITHDRAWN published on 28.11.2003
Selected format:The general technical specifications on silicon carbide and zircon ceramic infrared heater
WITHDRAWN published on 20.8.1984
Selected format:Latest update: 2025-10-14 (Number of items: 2 236 946)
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