GB - Chinese national standards - Page 5126

Standards GB - Chinese national standards - Page 5126

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 7375-2006

Fluorinated methanes for industrial usesDetermination of purityGas chromatography

Standard published on 23.1.2006

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466.80 USD


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GB/T 7376-2008

Determination of micro-amounts of water in industrial Fluorinated alkane

Standard published on 10.4.2008

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250.80 USD


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210.00 USD


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GB/T 7378-2012

Surface active agents - Determination of alkalinity - Titrimetric method

Standard published on 31.12.2012

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202.80 USD


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GB/T 7381-2010

Surface active agents - Determination of stability in hard water

Standard published on 14.1.2011

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202.80 USD


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GB/T 7383-2020

Non-ionic surface active agents—Determination of hydroxyl value

Standard published on 14.12.2020

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492.00 USD


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GB/T 7385-2012

Non-ionic surface active agents - Polyethoxylated derivatives - Iodometric determination of oxyethylene groups

Standard published on 31.12.2012

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274.80 USD


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GB/T 7387-1999

Technical requirements for marine reference electrode

Standard published on 31.8.1999

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550.80 USD


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GB/T 7387-2026

Technical requirements for marine reference electrode
Execute Date: october 2026

Standard published on 31.3.2026

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562.80 USD


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GB/T 7388-1999

Technical requirements for marine auxiliary anode

Standard published on 31.8.1999

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802.80 USD


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