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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
Inspection method of raw weasel skin
Standard published on 26.5.2009
Selected format:Seed lac
Standard published on 12.5.2009
Selected format:Shellac
Standard published on 12.5.2009
Selected format:Dewaxed shellac,Decolorized shellac,Decolorized and dewaxed shellac
Standard published on 12.5.2009
Selected format:Bleeched shellac
Standard published on 12.5.2009
Selected format:Shellac for use in arms
Standard published on 28.3.2009
Selected format:Methods of sampling lac products
Standard published on 31.12.2008
Selected format:Test methods of lac products
Standard published on 31.12.2008
Selected format:Determination of exchange capacity of cation exchange resin
Standard published on 30.6.2008
Selected format:Gum rosin
Standard published on 11.10.2021
Selected format:Latest update: 2026-06-12 (Number of items: 2 281 969)
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