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Standards GB - Chinese national standards - Page 4570
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
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GB/T 45661-2025
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Determination for dangerous quantities of radioactive material
Standard published on 30.5.2025
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GB/T 45662-2025
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General rule for the quality of hotpot condiment
Standard published on 30.5.2025
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GB/T 45663-2025
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Anaesthetic and respiratory equipment—User-applied labels for syringes containing drugs used during anaesthesia—Colours, design and performance
Standard published on 30.5.2025
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GB/T 45664-2025
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Environmental test method for electrically heated aircraft transparencies
Standard published on 30.5.2025
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GB/T 45665.1-2025
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Anaesthetic and respiratory equipment—Conical connectors—Part 1: Cones and sockets
Standard published on 30.5.2025
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GB/T 45665.2-2025
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Anaesthetic and respiratory equipment—Conical connectors—Part 2: Screw-threaded weight-bearing connectors
Standard published on 30.5.2025
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GB/T 45666-2025
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Classification codes and cartographic symbols for land pipeline features
Standard published on 30.5.2025
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GB/T 45667-2025
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Conformance testing specification for standards of surveying,mapping and geoinformation
Standard published on 30.5.2025
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GB/T 45668-2025
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Technical requirements for underground space information system construction
Standard published on 30.5.2025
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GB 45669.1-2025
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Norm of water intake for industry in the Yellow River basin—Part 1:Thermal power production
Standard published on 25.4.2025
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