GB - Chinese national standards - Page 5186

Standards GB - Chinese national standards - Page 5186

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 7715-2014

Ethylene for industrial useSpecification

Standard published on 8.7.2014

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166.80 USD


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GB/T 7716-2024

Propylene for polymerization

Standard published on 28.5.2024

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240.00 USD


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GB/T 7717.1-2022

Acrylonitrile for industrial use—Part 1: Specification

Standard published on 15.4.2022

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274.80 USD


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GB/T 7717.10-2008

Acrylonitrile for industrial use - Part 10: Determination of content of peroxides - Spectrophotometric method

Standard published on 19.6.2008

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274.80 USD


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GB/T 7717.11-2008

Acrylonitrile for industrial use - Part 11: Determination of content of iron and copper - Spectrophotometric method

Standard published on 19.6.2008

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226.80 USD


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GB/T 7717.12-2022

Acrylonitrile for industrial use—Part 12: Determination of purity and impurities—Gas chromatographic method

Standard published on 11.7.2022

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322.80 USD


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GB/T 7717.15-2018

Acrylonitrile for industrial use—Part 15Determination of concent of p-hydroxylanisole

Standard published on 15.3.2018

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238.80 USD


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GB/T 7717.16-2022

Acrylonitrile for industrial use—Part 16: Determination of iron and copper content—Graphite furnace atomic absorption spectrometry and inductively coupled plasma mass spectrometry

Standard published on 11.7.2022

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274.80 USD


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GB/T 7717.5-2008

Acrylonitrile for industrial use - Part 5Determination of acidity and pH value and titration value

Standard published on 19.6.2008

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202.80 USD


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GB/T 7717.8-1994

Acrylonitrile for industrial use--Determination of content of total aldehydes--Spectrophotometric method

Standard published on 4.7.1994

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166.80 USD


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