Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
other distribution data
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Accepted calculation method

Data source

Reference
Reference Type:
other:
Title:
Estimation Programs Interface Suite™ for Microsoft® Windows, v 4.00. United States Environmental Protection Agency, Washington, DC, USA.
Author:
U.S. EPA (U.S. Environmental Protection Agency)
Year:
2009

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
Volatilisation from water calculated with EPISUITE v4.00
GLP compliance:
no
Type of study:
volatility
Media:
water - air

Test material

Constituent 1
Chemical structure
Reference substance name:
2,2-dichloro-1,1,1-trifluoroethane
EC Number:
206-190-3
EC Name:
2,2-dichloro-1,1,1-trifluoroethane
Cas Number:
306-83-2
Molecular formula:
C2HCl2F3
IUPAC Name:
2,2-dichloro-1,1,1-trifluoroethane

Results and discussion

Any other information on results incl. tables

According to the calculation model, HCFC 123 is not persistent in the aquatic compartment due to its rapid volatilisation into the atmosphere.

 

RIVER

LAKE

Water Depth (meters)

 

1

1

Wind Velocity (m/sec)

5

0.5

Current Velocity (m/sec)

1

0.05

 

 

 

HALF-LIFE (hours)

1.29

117.8

HALF-LIFE (days )

0.05376

4.907

Applicant's summary and conclusion

Conclusions:
In view of its high volatility, HCFC 123 can be regarded as a substance of low persistency in the aqueous compartment.