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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 chemical analysis of tin—Determination of lead, copper and zinc content
WITHDRAWN published on 28.8.2000
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WITHDRAWN published on 1.1.1982
Selected format:Outdoor sportswear—Water resistant garment
WITHDRAWN published on 25.4.2016
Selected format:Food additive--Sodium copper chlorophyllin
WITHDRAWN published on 1.1.1982
Selected format:Standards for collection and payment audit of social insurance
WITHDRAWN published on 25.4.2016
Selected format:Food additive Propyl gallate
WITHDRAWN published on 25.6.1982
Selected format:Food additive—Propyl gallate
WITHDRAWN published on 3.12.2008
Selected format:Information technology—Universal multiple-octet coded character set (basic multilingual plane)—28 dot matrix font of Chinese ideogram—Part 1: Song ti
WITHDRAWN published on 25.4.2016
Selected format:Information technology—Universal multiple-octet coded character set (basic multilingual plane)—28 dot matrix font of Chinese ideogram—Part 2: Hei ti
WITHDRAWN published on 25.4.2016
Selected format:Specification for sheet-fed planographic offset press
WITHDRAWN published on 29.6.1982
Selected format:Latest update: 2026-03-27 (Number of items: 2 269 573)
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