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GB - Chinese national standards - Page 158

Standards GB - Chinese national standards - Page 158

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 12007.2-2025 31.10.2025
GB/T 12007.2-2025

Epoxy resin—Part 2: Determination of sodium ion
Execute Date: may 2026

Standard published on 31.10.2025

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Preview GB/T 12007.3-1989 25.12.1989
GB/T 12007.3-1989

Epoxide resins--Determination of total chlorine content

Standard published on 25.12.1989

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electronic design (pdf) (223.80 USD)


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Preview GB/T 12007.6-1989 25.12.1989
GB/T 12007.6-1989

Epoxide resins--Determination of softening point--Ring and ball method

Standard published on 25.12.1989

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Preview GB/T 12007.7-1989 25.12.1989
GB/T 12007.7-1989

Determination of gelation time of epoxide resins

Standard published on 25.12.1989

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electronic design (pdf) (198.80 USD)


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198.80 USD


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Preview GB/T 12008.1-2009 15.6.2009
GB/T 12008.1-2009

Plastics - Polyether polyols - Part 1: Designation system

Standard published on 15.6.2009

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electronic design (pdf) (236.30 USD)


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236.30 USD


in 3 working days
Preview GB/T 12008.2-2010 26.9.2010
GB/T 12008.2-2010

Plastics - Polyether polyols - Part 2Specification

Standard published on 26.9.2010

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237.50 USD


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Preview GB/T 12008.3-2009 15.6.2009
GB/T 12008.3-2009

Plastics - Polyether polyols - Part 3: Determination of hydroxyl number

Standard published on 15.6.2009

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electronic design (pdf) (181.30 USD)


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Preview GB/T 12008.4-2009 15.6.2009
GB/T 12008.4-2009

Plastics - Polyether polyols - Part 4: Determination of sodium and potassium

Standard published on 15.6.2009

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Preview GB/T 12008.5-2010 26.9.2010
GB/T 12008.5-2010

Plastics - Polyether polyols - Part 5Determination of acidity as acid number

Standard published on 26.9.2010

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Preview GB/T 12008.6-2010 26.9.2010
GB/T 12008.6-2010

Plastics - Polyether polyols - Part 6: Determination of degree of unsaturation

Standard published on 26.9.2010

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