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
General principle of fresh marine fish
Standard published on 29.9.2024
Selected format:Frozen finfish
Standard published on 31.12.2024
Selected format:Electromechanical equipment guide for small hydroelectric installations
Standard published on 14.6.2016
Selected format:Electromechanical equipment guide for small hydroelectric installations
Standard published on 14.6.2016
Selected format:Gas storage water heater
Standard published on 10.8.2021
Selected format:High temperature lanthanum chromite electric heating module
Standard published on 11.10.2021
Selected format:Chemical analysis methods of rare earth concentrates - Part 1Determination of total rare earth oxide contents - Gravimetry
Standard published on 14.1.2011
Selected format:Chemical analysis methods of rare earth concentrates - Part 10Determination of water content - Gravimetry
Standard published on 14.1.2011
Selected format:Chemical analysis methods for rare earth concentrates—Part 11: Determination of fluorine content
Standard published on 1.8.2025
Selected format:Chemical analysis method of rare earth concentrates - Part 2Determination of oxide thorium content
Standard published on 14.1.2011
Selected format:Latest update: 2026-09-09 (Number of items: 2 300 143)
© Copyright 2026 NORMSERVIS s.r.o.