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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Endpoint:
adsorption / desorption
Remarks:
adsorption
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Study based on accepted scientific standards, acceptable for assessment

Data source

Reference
Reference Type:
publication
Title:
Sorption of hydrophobic pollutants on natural sediments
Author:
Karickhoff SW, Brown DS, Scott TA
Year:
1979
Bibliographic source:
Water Res., 13, 241-248 (1979)

Materials and methods

Principles of method if other than guideline:
accepted international guideline
GLP compliance:
no
Type of method:
batch equilibrium method
Media:
soil

Test material

Constituent 1
Chemical structure
Reference substance name:
Anthracene
EC Number:
204-371-1
EC Name:
Anthracene
Cas Number:
120-12-7
Molecular formula:
C14H10
IUPAC Name:
anthracene
Radiolabelling:
no

Study design

Test temperature:
25 °C

Batch equilibrium or other method

Analytical monitoring:
yes
Details on matrix:
Coarse silt from two sites (Doe Run and Hickory Hill, USA),
organic carbon 2.8 and 3.3 %, respectively

Results and discussion

Adsorption coefficientopen allclose all
Type:
Koc
Value:
29 000
Temp.:
25 °C
% Org. carbon:
2.8 - 3.3
Type:
log Koc
Value:
4.46
Temp.:
25 °C
% Org. carbon:
2.8 - 3.3

Applicant's summary and conclusion