GB/T 23938-2009

Abolished

High purity carbon dioxide

高纯二氧化碳

Standard Type
GBT
ICS
71.100.20
CCS
G86
Status
Abolished
Issue Date
2009-06-02
Implementation
2010-02-01
Centralized Committee
中国石油和化学工业联合会
Issuing Authority
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Application Summary AI generated

GB/T 23938-2009 specifies the technical requirements, test methods, inspection rules, and packaging for high purity carbon dioxide with a purity of 99.999% or higher. It is applied in industries requiring ultra-pure CO₂, such as semiconductor manufacturing, laser technology, and analytical laboratories, where trace impurities must be strictly controlled to prevent contamination. The standard also governs the safe handling and storage of the gas in high-pressure cylinders.

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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.