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
Workplace air—Determination of ethyl acrylate—Solvent desorption gas chromatographic method
WITHDRAWN published on 11.11.1997
Selected format:Hygienic standard for bacterial total in indoor air
WITHDRAWN published on 11.11.1997
Selected format:Hygienic standard for carbon dioxide in indoor air
WITHDRAWN published on 11.11.1997
Selected format:Hygienic standard for inhalable particulate matter in indoor air
WITHDRAWN published on 11.11.1997
Selected format:Hygienic standard for sulfur dioxide in indoor air
WITHDRAWN published on 11.11.1997
Selected format:Standard method for hygienic examination of phenols in air of residential areas—4-Aminoantipyrine spectrophotometric method
WITHDRAWN published on 11.11.1997
Selected format:Screening of hemoglobin for children and adolescents
WITHDRAWN published on 11.11.1997
Selected format:-
WITHDRAWN published on 1.1.1982
Selected format:Light resistance determination of dyestuff
WITHDRAWN published on 15.9.1979
Selected format:Comparison of resistance to light of coloured pigments of similar types
WITHDRAWN published on 14.5.2008
Selected format:Latest update: 2026-06-15 (Number of items: 2 282 497)
© Copyright 2026 NORMSERVIS s.r.o.