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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
Specifications for optical fibre test methods—Part 54: Measurement methods and test procedures for environmental characteristics—Gamma irradiation
Standard published on 30.4.2021
Selected format:Specifications for optical fibre test methods - Part 55: Measurement methods and test procedures for environmental characteristics-hydrogen aging
Standard published on 30.9.2009
Selected format:Control and elimination of schistosomiasis
Standard published on 2.6.2015
Selected format:Hygienic requirements for disposable sanitary products
Standard published on 25.6.2024
Selected format:Platinum-10%Rhodium/Platinem thermocomouple wires - Platinum-13%Rhodium/Platinem thermocomouple wires - Platinum-30%Rhodium/Platinem-6%Rhodium thermocomouple wires
Standard published on 1.12.2010
Selected format:Evaluating method for the efficacy of sterilization for disinfection equipment
Standard published on 31.12.2021
Selected format:Hygienic standard for disinfection in hospitals
Standard published on 29.6.2012
Selected format:Antimony ingot
Standard published on 5.12.2014
Selected format:Testing method of water for pesticides
Standard published on 31.12.2021
Selected format:Delimitation for the endemic areas of iodine deficiency disorders(IDD)
Standard published on 15.10.2009
Selected format:Latest update: 2026-06-09 (Number of items: 2 281 484)
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