Home | Press room | Newsletters | Useful links | About us | Contact us | Sitemap search
Chemical families > SF6 > general properties Print this page
  Air conditioning - Stationary  
  Air conditioning - Mobile  
  Insulation foams  
  Medical aerosols  
  Refrigeration  
  Other applications  
  HFCs  
  PFCs  
  SF6  
  HCFCs  
  Why use HFCs  
  Responsible Use of HFCs  
  Science, Facts and Figures  
  Safety, Health and Environment  
  EFCTC position in the Debate  
  Regulatory developments  
  Brochures & Facts sheets  
  Workshops & Presentations  
  General library  
  Glossary  
  Faq  
  Coming events  
  Useful related links  
general properties
 
Identity
Physical and chemical properties
 

Identity

Chemical structure :

  F   F  
  \ /  
F - S - F
  /   \  
  F   F  

Chemical Formula :

SF6 

Common name :

sulphur hexafluoride

Physical and chemical properties

Physical and chemical properties of sulphur hexafluoride
Appearance : pressurized liquefied gas
Color/Colour : colorless/colourless
Odor/Odour : odorless/odourless

Change of state

 
Melting point/range : -50,8°C
Boiling point/range (1013 mbars) : -63,8°C
Remark : Sublimation
Flash point : Not applicable
Flammability : Non-flammable
Auto-flammability : Not applicable
Vapor/vapour pressure : = 21,4 bar temperature 20°C
= 37,1 bar temperature 45°C
Density :
Specific density :
= 1,56 temperature 0°C
= 6,16 (gaseous form)
Vapour/vapour density (air = 1) : = 5,1

Solubility

 
Slightly soluble in : Water : 40 mg/l - Temperature 20°C
Remark: Atmospheric pressive
Soluble in : Alcohol and ether
pH : Neutral (aqueous extract)
Partition coefficient P
(n-octanol/water) :
log P o/w=1,68
Decomposition temperature : = 200°C
Remark: moist air
= 800°C
Remark: dry air
Danger of explosion : Not applicable
Oxidizing properties : Not applicable