• Helium

    Helium

  • Helium

    Helium

A colorless, odorless, tasteless, inert gas.

Technical Information:
Chemical Symbol: He
Molecular Weight: 4.003
Specific Volume (6.0 m3/kg)

Shipping Information:
Proper Name: Helium, Compressed
Hazard Class: 2.2
I.D. Number: UN 1046
Labels: Nonflammable Gas

Grade Purity Impurity Specification
Purity Gr. 6.0 99.9999% Oxygen
H2O
Nitrogen
Total Hydrocarbons
CO/CO2
< 0.5 ppm < 0.1 ppm < 0.1 ppm < 0.2 ppm < 0.1 ppm
Purity Gr. .5.5 99.9995% Oxygen
H2O
Nitrogen
Total Hydrocarbons
CO/CO2
< 1 ppm < 1 ppm < 2 ppm < 0.5 ppm < 0.5 ppm
Purity Gr.5.0 99.999% Oxygen
H2O
Nitrogen
Total Hydrocarbons
CO/CO2

< 2 ppm < 2 ppm < 3 ppm < 1 ppm < 2 ppm