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
Blank detail specification for disk seal power tubes
Standard published on 14.4.1986
Selected format:Chemical reagent - Nitric acid
Standard published on 3.11.2006
Selected format:Fixed capacitors for use in electronic equipment--Part 5:Sectional specification--Fixed mica dielectric d.c.capacitors witha rated voltage not exceeding 3000V--Selection of methods of test and generalrequirements
Standard published on 2.11.1998
Selected format:Fixed capacitors for use in electronic equipment--Part 5:Blank detail specification--Fixed mica dielectric d.c.capacitors witha rated voltage not exceeding 3000V--Assessment level E
Standard published on 2.11.1998
Selected format:Fertilizers, soil conditioners and beneficial substances—Vocabulary
Standard published on 31.10.2025
Selected format:Simulated programme signal
Standard published on 31.12.2012
Selected format:Chemical reagent - Boric acid
Standard published on 12.5.2011
Selected format:Co-channel interference standards required in the land mobile services (16k0F3E)
Standard published on 14.4.1986
Selected format:Chemical products - Determination of water Karl.fischer method (general method)
Standard published on 18.6.2008
Selected format:Latest update: 2026-08-09 (Number of items: 2 292 444)
© Copyright 2026 NORMSERVIS s.r.o.