Registration Dossier

Administrative data

Endpoint:
distribution modelling
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Study period:
Sept. 13, 2010
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Acceptable calculation method.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010

Materials and methods

Model:
calculation according to Mackay, Level III
Calculation programme:
EPI Suite v4.00
Media:
other: air-water-soil-sediment

Test material

Reference
Name:
Unnamed
Type:
Constituent
Type:
Constituent

Study design

Test substance input data:
MOL WT : 246.44
Log Kow (octanol-water): 6.90
Boiling Point (deg C) : 279.00
Melting Point (deg C) : -39.00
Vapor Pressure (mm Hg) : 0.00975
Water Solubility (mg/L): 0.41

Results and discussion

Percent distribution in media

Air (%):
1.08
Water (%):
10.4
Soil (%):
55.1
Sediment (%):
33.4

Any other information on results incl. tables

Level III Fugacity Model:

Mass Amount   Half-Life   Emissions

(percent)      (hr)       (kg/hr)

Air       1.08           12.8       1000

Water     10.4            360          1000

Soil      55.1            720          1000

Sediment  33.4            3.24e+003   0

Persistence Time: 624 hr

Applicant's summary and conclusion

Conclusions:
Distribution results are 1.08% to air, 10.4% to water, 55.1% to soil, and 33.4% to sediment.
Executive summary:

Fugacity modeling was done on dodecylbenzene, a component of LAB, using a Level III Mackay model. Distribution results are 1.08% to air, 10.4% to water, 55.1% to soil, and 33.4% to sediment.