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
Paper and board determination of the rate of surface absorbing
WITHDRAWN published on 31.3.1989
Selected format:Paper and board—Determination of the rate of surface absorbing
WITHDRAWN published on 6.9.2002
Selected format:Paper and board--Determination of absorption after immersion in water
WITHDRAWN published on 31.3.1989
Selected format:Test for flammability of plastics—Ignition temperature test
WITHDRAWN published on 30.7.1984
Selected format:Determination method of "fish eyes" for polyvinyl chloride resins of general use
WITHDRAWN published on 6.1.1993
Selected format:Epoxide compounds—Determination of epoxide equivalent
WITHDRAWN published on 30.7.1984
Selected format:Epoxide resins and glycidyl esters—Determination of inorganic chlorine
WITHDRAWN published on 30.7.1984
Selected format:Determination of residual styrene monomer in polystyrene by gas chromatography
WITHDRAWN published on 30.7.1984
Selected format:Determination method of residual vinyl chloride monomer contents in polyvinyl chloride
WITHDRAWN published on 30.7.1984
Selected format:Poly(vinyl chloride)—Determination of residual vinyl chloride monomer content—Gas chromatographic method
WITHDRAWN published on 4.6.2008
Selected format:Latest update: 2026-01-30 (Number of items: 2 258 069)
© Copyright 2026 NORMSERVIS s.r.o.