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Standards GB - Chinese national standards - Page 161
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
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GB/T 12104-2022
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Terminology of starch and starch derivatives
Standard published on 12.10.2022
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GB/T 12105-2017
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General technical requirements of electronic keyboards
Standard published on 14.10.2017
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GB/T 12106-2017
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Requirements and methods of environmental test for electronic keyboards
Standard published on 14.10.2017
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GB/T 12113-2023
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Methods of measurement of touch current and protective conductor current
Standard published on 7.9.2023
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GB/T 12114-2013
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General specification for synthesized signal generators
Standard published on 31.12.2013
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GB/T 12116-2012
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General specification for electron voltmeter
Standard published on 31.12.2012
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GB/T 12118-1989
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Data processing--Vocabulary--Part 21:lnterfaces between process computer systems and technical processes
Standard published on 29.12.1989
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GB/T 12123-2008
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General requirements for designing of packages
Standard published on 18.7.2008
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GB/T 12128-1989
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Reference sources for the calibration of surface contamination monitors--Beta-emitters and alpha-emitters
Standard published on 29.12.1989
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GB/T 12128.2-1999
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Reference sources for the calibration of surface contamination monitors--Part 2:Electrons of energy less than 0.15MeV and photons of energy less than 1.5MeV
Standard published on 30.12.1999
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