We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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
Uranium dioxide pellet—Determination of carbon
WITHDRAWN published on 29.9.1992
Selected format:Uranium dioxide pellet—Determination of total hydrogen
WITHDRAWN published on 29.9.1992
Selected format:-
WITHDRAWN published on 1.1.1981
Selected format:Classification of land in cities and standards for land use of construction project
WITHDRAWN published on 2.7.1990
Selected format:Isotopic analysis of uranium by single-standard gas mass-spectrometer method
WITHDRAWN published on 29.9.1992
Selected format:Classification and codes for computer software
WITHDRAWN published on 30.9.1992
Selected format:General specification for shipboard broadcasting system
WITHDRAWN published on 30.9.1992
Selected format:General requirements for shipboard radio communication installations
WITHDRAWN published on 30.9.1992
Selected format:Generic specification for phototubes
WITHDRAWN published on 4.10.1992
Selected format:Blank detail specification for phototubes
WITHDRAWN published on 4.10.1992
Selected format:Latest update: 2026-01-26 (Number of items: 2 257 479)
© Copyright 2026 NORMSERVIS s.r.o.