Environment HFC-227ea

HFC-227ea (1,1,1,2,3,3,3-heptafluoropropane)

Ecological properties

Mobility
Air, Henry's law : 2645 kPa.m³/mol
Constant (H) ca Result: considerable volatility
Conditions: 20°C /calculated value

Soil/sediments, adsorption : log KOC ca. 2.2
Conditions: calculated value

Abiotic degradation
Air, indirect photo-oxidation : t ½ ca.25 year(s)
Conditions: sensitizer: OH radicals

Air, photolysis, ODP : = 0
Result: no effect on stratospheric ozone

Air, greenhouse effect, GWP : = 2900
Reference value for Co2 = 1 at 100 year

Biotic degradation
Aerobic, test : ready biodegradability/closed bottle
Degradation = 20 %, 28 day(s)
Result: non-readily biodegradable

Potential for bioaccumulation
Bioconcentration : log P o/w ca. 2.5
Result: weak bioaccumulation potential
Conditions: calculated value

Comments : Product is persistent in air
(atmospheric lifetime: 36.5 years)
Product is not significantly hazardous for the aquatic
Environment as:
· Considerable volatility
· Low bioaccumulation potential

Ecotoxicological properties

Fishes, Brachidanio rerio, LC 50, 96 h >= 30 mg/l
Bacteria, EC 0, activity inhibition : >= 173 mg/l

Source: Safety Data Sheet of Solvay
IPCC Climate change