Helium

Helium

 

CGA 580

 

Form: Gas

 

Physical Constants of Gas

 

  • • Chemical Name: Helium
  • • Chemical Formula: He
  • • Molecular Weight: 4.003
  • • Specific Gravity (Air=1) 7o°F: 0.14
  • • Critical Pressure: 33.22 psia
  • • Critical Temperature: -450.3°F

 

Shipping Data:

 

  • • DOT Label: Nonflammable Gas
  • • DOT Hazard Class: Nonflammable Gas
  • • DOT Name: Helium
  • • UN Number: UN1046

 

Safety Data

 

  • • TLV : Simple Asphyxlant (ACGIH 1989-1990)
  • • Fire Potential: Nonflammable
  • • Odor: None
  • • Major Hazards: High Pressure and Suffocation

 

Typical Uses:

 

  • • Many laboratory uses; Shielding gas for welding processes; Inert blanketing; Balloon filling.


heliumtable1

 

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