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GB - Chinese national standards - Page 4475

Standards GB - Chinese national standards - Page 4475

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 44928-2024 31.12.2024
GB/T 44928-2024

Terms of microlithography technology for microelectronics

Standard published on 31.12.2024

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Preview GB/T 44929-2024 31.12.2024
GB/T 44929-2024

Specifications for the scientific proposal evaluation of space high-energy astronomy

Standard published on 31.12.2024

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in 3 working days
Preview GB/T 44930-2024 31.12.2024
GB/T 44930-2024

Interface requirements of high-altitude scientific balloon platform and payload

Standard published on 31.12.2024

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in 5 working days
Preview GB/T 44931-2024 31.12.2024
GB/T 44931-2024

Nanotechnologies—Generation of metal nanoparticles for inhalation toxicity testing—Evaporation-condensation method

Standard published on 31.12.2024

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616.80 USD


in 5 working days
Preview GB/T 44932-2024 31.12.2024
GB/T 44932-2024

Testing equipment for DC electrical energy meters

Standard published on 31.12.2024

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480.00 USD


IN STOCK
Preview GB/T 44933-2024 31.12.2024
GB/T 44933-2024

Technical specification for flywheel energy storage system used for electrical energy storage system

Standard published on 31.12.2024

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814.80 USD


in 6 working days
Preview GB/T 44934-2024 31.12.2024
GB/T 44934-2024

Technical specification for flywheel energy storage unit of electrical energy storage

Standard published on 31.12.2024

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622.80 USD


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Preview GB/T 44935-2024 31.12.2024
GB/T 44935-2024

Nanotechnologies—Measurement of the number of layers of MoS2 flakes—Raman spectroscopy method

Standard published on 31.12.2024

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Preview GB/T 44936.1-2024 28.11.2024
GB/T 44936.1-2024

Graphical symbols for communication support of the elderly—Part 1: Design principles

Standard published on 28.11.2024

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electronic design (pdf) (334.80 USD)


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334.80 USD


in 3 working days
Preview GB/T 44937.1-2025 31.12.2025
GB/T 44937.1-2025

Integrated circuits—Measurement of electromagnetic emissions—Part 1: General conditions and definitions

Standard published on 31.12.2025

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