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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
Spices and condiments—Sampling
Standard published on 31.3.2020
Selected format:Spices and condiments—Preparation of a ground sample for analysis
Standard published on 28.4.2020
Selected format:Spices and condiments—Determination of degree of fineness of grindinghand sieving method
Standard published on 31.3.2020
Selected format:Spices and condiments-Determination of extraneous matter content
Standard published on 31.3.2020
Selected format:Chemical reagent - Potassium hexacyanoferrate()trihydrate
Standard published on 15.5.2008
Selected format:Narrow V-belt for general drive
Standard published on 14.5.2018
Selected format:Fire-resistant V-belts
Standard published on 3.9.2014
Selected format:Automotive V-belts
Standard published on 1.4.2008
Selected format:Synchronous belt drives—Automotive synchronous belts
Standard published on 1.11.2017
Selected format:Belt drivesV-belts for the agricultural machineryFatigue test
Standard published on 6.5.2014
Selected format:Latest update: 2026-01-11 (Number of items: 2 254 176)
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