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
Classification of macerals for bituminous coal
WITHDRAWN published on 19.3.2001
Selected format:Classification of microlithotype
WITHDRAWN published on 12.6.1995
Selected format:Steel beds for ships
WITHDRAWN published on 1.1.1984
Selected format:Determination of microlithotype composition
WITHDRAWN published on 12.6.1995
Selected format:Judging method for reflectogram of commercial coal
WITHDRAWN published on 12.6.1995
Selected format:Paste polyvinyl chloride resins
WITHDRAWN published on 12.6.1995
Selected format:Polyvinyl chloride paste resins
WITHDRAWN published on 18.6.2008
Selected format:Plasticized polyvinyl chloride (PVC) compounds for transfusion (infusion) equipment
WITHDRAWN published on 12.6.1995
Selected format:Octahydroxy polyether polyols
WITHDRAWN published on 12.6.1995
Selected format:Test methods for the thermal stability of polyvinyl chloride resin—Whiteness method
WITHDRAWN published on 12.6.1995
Selected format:Latest update: 2026-03-27 (Number of items: 2 269 573)
© Copyright 2026 NORMSERVIS s.r.o.