Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
distribution modelling
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Internationally accepted method, EPI Suite, EPA (USA)

Data source

Reference
Reference Type:
other: calculation
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Model:
other: estimated by calculation
Calculation programme:
Calculation by EPI Suite, EPA (USA) v3.20 / Fugacity_LEVEL3NT
Media:
air - biota - sediment(s) - soil - water

Test material

Constituent 1
Chemical structure
Reference substance name:
Trichloroacetic acid
EC Number:
200-927-2
EC Name:
Trichloroacetic acid
Cas Number:
76-03-9
Molecular formula:
C2HCl3O2
IUPAC Name:
trichloroacetic acid

Study design

Test substance input data:
No data

Results and discussion

Percent distribution in media

Air (%):
0.16
Water (%):
36.3
Soil (%):
63.5
Sediment (%):
0.08
Other distribution results:
Persistence time: 1100 h = 46 d
Half lifes; Air: 494 h = 20.6 d; Water: 900 h = 37.5 d; Soil: 1800 h = 75 d; Sediment: 8100 h = 337.5 d;
Volatilization from water; Half life from Model river: 55440 h = 2310 d = 6.3 years; from Model Lake: 604900 h = 25200 d = 69 years

Any other information on results incl. tables

Percent distribution in media: Air: 0.16%; Water: 36.3%; Soil: 63.5%; Sediment: 0.0845% Persistence time: 326 h = 14 d Half lifes; Air: 494 h = 20.6 d; Water: 900 h = 37.5 d; Soil: 1800 h = 75 d; Sediment: 8100 h = 337.5 d; Volatilization from water; Half life from Model river: 55440 h = 2310 d = 6.3 years; from Model Lake: 604900 h = 25200 d = 69 years.

Applicant's summary and conclusion

Conclusions:
Percent distribution in media:
Air: 0.16%; Water: 36.3%; Soil: 63.5%; Sediment: 0.0845%
Persistence time: 326 h = 14 d
Half lifes; Air: 494 h = 20.6 d; Water: 900 h = 37.5 d; Soil: 1800 h = 75 d; Sediment: 8100 h = 337.5 d;
Volatilization from water; Half life from Model river: 55440 h = 2310 d = 6.3 years; from Model Lake: 604900 h = 25200 d = 69 years.
Executive summary:

Using the Fugacity_LEVEL3NT model of EPI Suite, EPA (US) v3.20, the following results were obtained:

Percent distribution in media:

Air: 0.16%; Water: 36.3%; Soil: 63.5%; Sediment: 0.0845%

Persistence time: 326 h = 14 d

Half lifes; Air: 494 h = 20.6 d; Water: 900 h = 37.5 d; Soil: 1800 h = 75 d; Sediment: 8100 h = 337.5 d;

Volatilization from water; Half life from Model river: 55440 h = 2310 d = 6.3 years; from Model Lake: 604900 h = 25200 d = 69 years.