GB - Chinese national standards - Page 148

Standards GB - Chinese national standards - Page 148

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 12001.2-2008

Plastics - Unplasticized poly (vinyl chloride) (PVC-U) moulding and extruded materials - Part 2: Preparation of test specimens and determination of properties

Standard published on 18.9.2008

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160.80 USD


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GB/T 12002-1989

Sealing strips for plastic doors and windows

Standard published on 25.12.1989

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334.80 USD


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GB/T 12002-2026

Sealing strips for plastic doors and windows
Execute Date: december 2026

Standard published on 25.5.2026

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430.80 USD


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GB/T 12003-2008

Unplasticized polyvinyl chloride(PVC-U) windows - Determination of dimensions

Standard published on 4.8.2008

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178.80 USD


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GB/T 12004.4-2003

Polyvinyl chloride paste--Determination of apparent viscosity by the Brookfield test method

Standard published on 25.8.2003

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166.80 USD


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GB/T 12005.1-1989

Determination of limiting viscosity number of polyacrylamide

Standard published on 25.12.1989

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298.80 USD


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GB/T 12005.10-1992

Determination for molecular weight of polyacrylamide by viscometry

Standard published on 12.12.1992

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166.80 USD


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GB/T 12005.2-1989

Determination of solid content of polyacrylamide

Standard published on 25.12.1989

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142.80 USD


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GB/T 12005.2-2026

Polyacrylamide—Part 2Determination of properties
Execute Date: december 2026

Standard published on 25.5.2026

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814.80 USD


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GB/T 12005.3-2026

Polyacrylamide—Part 3: Requirements for general materials
Execute Date: december 2026

Standard published on 25.5.2026

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262.80 USD


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