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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
Minimum operational performance standard for airborne equipment of BeiDou Satellite-based Augmentation System single frequency augmentation service
Standard published on 6.8.2023
Selected format:Functional safety of safety instumented system in oil and gas pipelines—Operation and maintenance requirements
Standard published on 6.8.2023
Selected format:Semiconductor integrated circuits—System on chip(SoC)
Standard published on 6.8.2023
Selected format:Microwave semiconductor integrated circuits—Frequency mixer
Standard published on 6.8.2023
Selected format:Microwave semiconductor integrated circuits—Amplifier
Standard published on 6.8.2023
Selected format:Semiconductor integrated circuits—Measuring method of Holzer circuit
Standard published on 6.8.2023
Selected format:Semiconductor integrated circuits—Analog digitalAD converter
Standard published on 6.8.2023
Selected format:Control standards of pollutants in sludge for agricultural use
Standard published on 14.5.2018
Selected format:Nanotechonologies—Determination of silver nanoparticles potency by release of muramic acid from Staphylococcus aureus
Standard published on 6.8.2023
Selected format:Ergonomics of the thermal environment—Assessment and management of human cold and heat stress
Standard published on 6.8.2023
Selected format:Latest update: 2026-09-22 (Number of items: 2 302 417)
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