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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
Nanotechnologies—Measurement of iron content in polysaccharide coated superparamagnetic iron oxide solution—Inductively coupled plasma atomic emission spectrometry
Standard published on 24.7.2024
Selected format:Nanotechnology—Silver nanowire conductive film accelerated aging test using xenon lamp
Standard published on 24.7.2024
Selected format:Guidelines for quality grading of consumer products—Furniture
Standard published on 29.6.2024
Selected format:Quality grading of consumer products—Kitchen and sanitary ware fittings
Standard published on 29.6.2024
Selected format:Weather forecast verification—Severe convective weather
Standard published on 24.7.2024
Selected format:Test method for non-protein content in silk
Standard published on 24.7.2024
Selected format:GlasswareTest method for inner surface hot end spraying liquid
Standard published on 24.7.2024
Selected format:Information technology—Big data—Techinical requirements for integrated batch and streaming computing
Standard published on 24.7.2024
Selected format:Language resource management—Semantic annotation framework—Part 11: Measurable quantitative information (MQI)
Standard published on 24.7.2024
Selected format:Language resource management—Semantic annotation framework—Part 6:Principles of semantic annotation
Standard published on 24.7.2024
Selected format:Latest update: 2026-09-09 (Number of items: 2 300 143)
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