GB/T 4844-2011

Abolished

Pure helium,high pure helium and ultra pure helium

纯氦、高纯氦和超纯氦

Standard Type

GBT

ICS

71.100.20

CCS

G86

Status

Abolished

Issue Date

2011-12-30

Implementation

2012-10-01

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

This standard specifies the technical requirements, test methods, inspection rules, and packaging, marking, storage, and transportation of pure helium, high-pure helium, and ultra-pure helium. It is applied in industries requiring high-purity inert gases, such as semiconductor manufacturing, aerospace, cryogenics, and analytical laboratories, where precise gas purity levels are critical for processes like cooling, shielding, or carrier gas applications.

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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.