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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
Inspection of grain and oils—Determination of fatty-acid-bound 3-chloropropane-1,2-diols (MCPDs) and glycidol by GC/MS
Standard published on 29.9.2024
Selected format:Transmission flanges for commercial vehicles—Types A,S and T
Standard published on 29.9.2024
Selected format:Radiation protection instrumentation—System of spectral identification of liquids in transparent and semitransparent containers (Raman systems)
Standard published on 29.9.2024
Selected format:Ergonomics of the thermal environment—Methods for the assessment of human responses to contact with surfaces
Standard published on 29.9.2024
Selected format:Technical requirements for dynamic response synchronous condenser
Standard published on 29.9.2024
Selected format:Fine bubble technology—Elimination method for sample characterization—Part 1:Evaluation procedure
Standard published on 29.9.2024
Selected format:Fine bubble technology—Elimination method for sample characterization—Part 2: Elimination techniques
Standard published on 31.12.2025
Selected format:Representation of states of objects by graphical symbols
Standard published on 29.9.2024
Selected format:Science and technology resource link and aggregation—Principles and methods
Standard published on 29.9.2024
Selected format:Guidelines for ergonomics evaluation by user test for display and control interfaces
Standard published on 29.9.2024
Selected format:Latest update: 2026-09-04 (Number of items: 2 300 131)
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