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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
Equipment for continuous monitoring of radioactivity in gaseous effluents - Part 2: Specific requirements for radioactive aerosol monitors including transuranic aerosols
Standard published on 19.6.2008
Selected format:Equipment for continuous monitoring of radioactivity in gaseous effluents - Part 3: Specific requirements for radioactive noble gas monitors
Standard published on 19.6.2008
Selected format:Equipment for continuous monitoring of radioactivity in gaseous effluents - Part 4: Specific requirements for radioactive iodine monitors
Standard published on 19.6.2008
Selected format:Equipment for continuous monitoring of radioactivity in gaseous effluents - Part 5: Specific requirements for tritium monitors
Standard published on 19.6.2008
Selected format:Characteristics and test methods for in-core and primary coolant circuit temperature sensors in nuclear power plants
Standard published on 9.10.2015
Selected format:Test procedures for germanium gamma-ray detectors
Standard published on 2.7.2008
Selected format:Designation of secondary cells and batteries containing alkaline or other non-acid electrolytes
Standard published on 30.12.2011
Selected format:Terminology for railway freight traffic
Standard published on 2.7.1997
Selected format:
Vocabulary for railway transport—Goods transport
Execute Date: july 2026
Standard published on 31.12.2025
Selected format:Pig iron for casting
Standard published on 28.5.2024
Selected format:Latest update: 2026-06-11 (Number of items: 2 281 927)
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