Environmental aspects of Sulphur hexafluoride (SF6)

SF6 (sulphur hexafluoride)

Ecological properties

• Global Warming Potential (GWP) : 24,900 (100 yr)
• Lifetime : 3,200 years
• Air, Henry's law constant (H) : = 452 kPa.m³/mol
• Water, evaporation, t ½ : = 3,5 hour(s)
• Conditions : calculated value from mathematical model/river
• Soil/sediments : Result: non-significant adsorption

Abiotic degradation

• Air, photolysis, t ½ : >1.000 year(s)
• Result : non-significant photolysis
• Water/soil, hydrolysis, t ½ : >1.000 year(s)
• Result : non-significant hydrolysis
• Biotic degradation : Result: not applicable (inorganic compound)
• Potential for bioaccumulation
• Bioconcentration : Aquatic organisms, BCF = 89
• Conditions : calculated value
• Comments : Product is persistent in air as inert form