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GB - Chinese national standards - Page 4252

Standards GB - Chinese national standards - Page 4252

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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Publication year
Preview GB/T 43235-2023 7.9.2023
GB/T 43235-2023

Comprehensive assessment index and method for urban ecosystem

Standard published on 7.9.2023

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322.80 USD


in 3 working days
Preview GB/T 43236-2023 7.9.2023
GB/T 43236-2023

Technical guideline for urban ecological risk evaluation

Standard published on 7.9.2023

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598.80 USD


in 5 working days
Preview GB/T 43237-2023 7.9.2023
GB/T 43237-2023

Guidelines for public meteorological disaster prevention—Typhoon

Standard published on 7.9.2023

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electronic design (pdf) (358.80 USD)


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358.80 USD


in 3 working days
Preview GB/T 43238-2023 7.9.2023
GB/T 43238-2023

Test requirements for satellite field experiments of China radiometric calibration sites— General rule

Standard published on 7.9.2023

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322.80 USD


in 3 working days
Preview GB/T 43239-2023 7.9.2023
GB/T 43239-2023

Specifications for the setting of signs in urban utility tunnel

Standard published on 7.9.2023

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electronic design (pdf) (418.80 USD)


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418.80 USD


in 4 working days
Preview GB/T 4324.1-2012 31.12.2012
GB/T 4324.1-2012

Methods for chemical analysis of tungsten - Part 1: Determination of lead content - Flame atomic absorption spectrometry

Standard published on 31.12.2012

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electronic design (pdf) (226.80 USD)


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226.80 USD


in 3 working days
Preview GB/T 4324.10-2012 31.12.2012
GB/T 4324.10-2012

Methods for chemical analysis of tungsten - Part 10: Determination of copper content - Flame atomic absorption spectrometry

Standard published on 31.12.2012

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202.80 USD


in 3 working days
Preview GB/T 4324.11-2012 31.12.2012
GB/T 4324.11-2012

Methods for chemical analysis of tungsten - Part 11: Determination of aluminum content - Inductively coupled plasma atomic emission spectrometry

Standard published on 31.12.2012

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Preview GB/T 4324.12-2012 31.12.2012
GB/T 4324.12-2012

Methods for chemical analysis of tungsten - Part 12: Determination of silicon content - Chlorization-molybdenum blue spectrophotometry

Standard published on 31.12.2012

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250.80 USD


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Preview GB/T 4324.13-2008 9.6.2008
GB/T 4324.13-2008

Methods for chemical analysis of tungsten - Determination of calcium content - The inductively coupled plasma atomic emission spectrometry

Standard published on 9.6.2008

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