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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 continuously monitoring radioactivity in gaseous effluents—Part 3:Specific requirements for noble gas effluent monitors
WITHDRAWN published on 14.10.1989
Selected format:Equipment for continuously monitoring radioactivity in gaseous effluents—Part 4:Specific requirements for iodine monitors
WITHDRAWN published on 14.10.1989
Selected format:Equipment for continuously monitoring radioactivity in gaseous effluents—Part 5:Specific requirements for tritium effluent monitors
WITHDRAWN published on 30.12.1988
Selected format:Equipment for continuously monitoring radioactivity in gaseous effluents—Part 6:Specific requirements for transuranic aerosol effluent monitors
WITHDRAWN published on 14.10.1989
Selected format:In-core temperature or primary envelope temperature measurements in nuclear power reactor—Characteristics and test methods
WITHDRAWN published on 7.1.1987
Selected format:Test procedures for Ge (Li) gamma-ray detectors
WITHDRAWN published on 1.1.1987
Selected format:Test procedures for germanium gamma-ray detectors
WITHDRAWN published on 6.11.1996
Selected format:Zinc-silver button cells
WITHDRAWN published on 1.1.1987
Selected format:Zinc-silver button cells
WITHDRAWN published on 22.8.1996
Selected format:Designation of alkaline secondary cell
WITHDRAWN published on 7.1.1987
Selected format:Latest update: 2026-04-06 (Number of items: 2 271 069)
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