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GB - Chinese national standards - Page 140

Standards GB - Chinese national standards - Page 140

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 11848.4-2025 5.10.2025
GB/T 11848.4-2025

Methods for analysis of uranium ore concentrate—Part 4Determination of arsenic and mercury—Hydride generation-atomic fluorescence spectrometry
Execute Date: may 2026

Standard published on 5.10.2025

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Preview GB/T 11848.5-1999 19.5.1999
GB/T 11848.5-1999

Determination of carbonate in uranium ore concentrate by titration in non-aqueous solvent

Standard published on 19.5.1999

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298.80 USD


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Preview GB/T 11848.5-2025 5.10.2025
GB/T 11848.5-2025

Methods for analysis of uranium ore concentrate—Part 5Determination of carbonate—Infrared absorption method
Execute Date: may 2026

Standard published on 5.10.2025

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Preview GB/T 11848.6-1989 21.10.1989
GB/T 11848.6-1989

Determination of fluoride in uranium ore concentrate by ion-selective electrode

Standard published on 21.10.1989

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166.80 USD


in 2 working days
Preview GB/T 11848.6-2025 5.10.2025
GB/T 11848.6-2025

Methods for analysis of uranium ore concentrate—Part 6Determination of fluoride—Ion-selective electrode method
Execute Date: may 2026

Standard published on 5.10.2025

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Preview GB/T 11848.7-1989 21.10.1989
GB/T 11848.7-1989

Determination of halidess in uranium ore concentrate--Volhard titration

Standard published on 21.10.1989

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Preview GB/T 11848.7-2025 5.10.2025
GB/T 11848.7-2025

Methods for analysis of uranium ore concentrate—Part 7Determination of halides—Volhard titration
Execute Date: may 2026

Standard published on 5.10.2025

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Preview GB/T 11848.8-1989 21.10.1989
GB/T 11848.8-1989

Determination of moisture in uranium ore concentrate--Loss of weight at 110

Standard published on 21.10.1989

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142.80 USD


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Preview GB/T 11848.8-2025 5.10.2025
GB/T 11848.8-2025

Methods for analysis of uranium ore concentrate—Part 8Determination of moisture—Gravimetric method
Execute Date: may 2026

Standard published on 5.10.2025

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Preview GB/T 11848.9-1989 21.10.1989
GB/T 11848.9-1989

Determination of silicon in uranium ore concentrate by gravimetry

Standard published on 21.10.1989

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