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GB - Chinese national standards - Page 820

Standards GB - Chinese national standards - Page 820

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 17813-2018 17.9.2018
GB/T 17813-2018

Determination of nicotinic acid and folic acid in premix—High performance liquid chromatography

Standard published on 17.9.2018

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238.80 USD


in 3 working days
Preview GB/T 17814-2022 30.12.2022
GB/T 17814-2022

Determination of butyl hydroxy anisoledibutyl hydroxy toluenetertiary butyl hydroquinoneethoxyquin and propyl gallate in feeds

Standard published on 30.12.2022

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electronic design (pdf) (334.80 USD)


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334.80 USD


in 3 working days
Preview GB/T 17815-2018 17.9.2018
GB/T 17815-2018

Determination of propionic acidpropionate in feeds

Standard published on 17.9.2018

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238.80 USD


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Preview GB/T 17816-2025 1.8.2025
GB/T 17816-2025

Determination of total ascorbic acid in feeds

Standard published on 1.8.2025

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262.80 USD


in 3 working days
Preview GB/T 17817-2024 28.11.2024
GB/T 17817-2024

Determination of vitamin A in feeds—High performance liquid chromatography

Standard published on 28.11.2024

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526.80 USD


in 4 working days
Preview GB/T 17818-2025 24.1.2025
GB/T 17818-2025

Determination of vitamin D3 in feeds—High-performance liquid chromatography

Standard published on 24.1.2025

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electronic design (pdf) (526.80 USD)


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526.80 USD


in 4 working days
Preview GB/T 17819-2017 1.11.2017
GB/T 17819-2017

Determination of vitamin B12 in additive premix—High performance liquid chromatography

Standard published on 1.11.2017

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electronic design (pdf) (180.00 USD)


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180.00 USD


IN STOCK
Preview GB 17820-2018 19.11.2018
GB 17820-2018

Natural gas

Standard published on 19.11.2018

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electronic design (pdf) (84.00 USD)


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84.00 USD


IN STOCK
Preview GB 17820-2018E 19.11.2018
GB 17820-2018E

Natural gas

Standard published on 19.11.2018

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electronic design (pdf) (ON REQUEST)


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ON REQUEST


Out of stock
Preview GB/T 17821-2025 25.4.2025
GB/T 17821-2025

Rubber latex—Determination of density between 5 and 40

Standard published on 25.4.2025

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electronic design (pdf) (262.80 USD)


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in 3 working days

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