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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Environmental fate & pathways

Adsorption / desorption

Currently viewing:

Administrative data

Endpoint:
adsorption / desorption
Remarks:
other: Koc estimated
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Study period:
2002-2007
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Performed using methodology recommended by REACH Guidance, e.g. EPIwin v3.20.

Data source

Reference
Reference Type:
other: software program
Title:
Estimations Program Interface for Windows, v3.20
Author:
anonymous
Year:
2007
Bibliographic source:
U.S. Environmental Protection Agency, Washington, DC

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
The Soil Koc was estimated by EPIwin (Level III Fugacity Model) based on BDE 209's chemical structure.
GLP compliance:
no
Type of method:
other: esitmation
Media:
soil

Test material

Constituent 1
Chemical structure
Reference substance name:
Bis(pentabromophenyl) ether
EC Number:
214-604-9
EC Name:
Bis(pentabromophenyl) ether
Cas Number:
1163-19-5
Molecular formula:
C12Br10O
IUPAC Name:
bis(pentabromophenyl) ether
Radiolabelling:
no

Study design

Test temperature:
not applicable

HPLC method

Details on study design: HPLC method:
not applicable

Batch equilibrium or other method

Analytical monitoring:
no
Computational methods:
EPIwin, v3.30; Level III Fugacity Model

Results and discussion

Adsorption coefficient
Remarks on result:
other: see below
Partition coefficients
Phase system:
other: soil Koc
Type:
other: soil Koc
Value:
528 000 000 000

Applicant's summary and conclusion

Validity criteria fulfilled:
not applicable
Conclusions:
The soil Koc of BDE 209 was estimated to be 5.28 x 10E11. Thus, BDE 209 is expected to bind to soil (and other particulates).
Executive summary:
The soil Koc of BDE 209 was estimated to be 5.28 x 10E11. Thus, BDE 209 is expected to bind to soil (and other particulates).