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GB - Chinese national standards - Page 4557

Standards GB - Chinese national standards - Page 4557

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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Preview GB/T 45540-2025 28.3.2025
GB/T 45540-2025

Greenhouse gas—Quantification method and requirements for carbon footprint of products—Man-made fibres

Standard published on 28.3.2025

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Preview GB/T 45541-2025 28.3.2025
GB/T 45541-2025

Testing method for proton exchange membrane electrolyzer performance

Standard published on 28.3.2025

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Preview GB/T 45542-2025 28.3.2025
GB/T 45542-2025

Specification for integrated energy efficiency evaluation of industrial boilers

Standard published on 28.3.2025

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in 3 working days
Preview GB/T 45543-2025 28.3.2025
GB/T 45543-2025

Substrate glass for organic light emitting diode(OLED) display devices

Standard published on 28.3.2025

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526.80 USD


in 4 working days
Preview GB/T 45544-2025 28.3.2025
GB/T 45544-2025

Jump rope

Standard published on 28.3.2025

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Preview GB/T 45545-2025 25.4.2025
GB/T 45545-2025

Kitchen equipment—Coordinating sizes

Standard published on 25.4.2025

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358.80 USD


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Preview GB/T 45546-2025 25.4.2025
GB/T 45546-2025

General rule for the quality of bone extract seasoning

Standard published on 25.4.2025

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262.80 USD


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Preview GB/T 45547-2025 25.4.2025
GB/T 45547-2025

General technical specifications for food production traceability system

Standard published on 25.4.2025

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358.80 USD


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Preview GB/T 45548-2025 25.4.2025
GB/T 45548-2025

Determination of isotope abundance of deuterated reagents—Nuclear magnetic resonance spectroscopy

Standard published on 25.4.2025

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in 4 working days
Preview GB 45549-2025 28.3.2025
GB 45549-2025

Norm of energy consumption per unit production of graphite and fluorite

Standard published on 28.3.2025

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in 3 working days

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