Registration Dossier

Environmental fate & pathways

Adsorption / desorption

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Administrative data

Endpoint:
adsorption / desorption
Remarks:
adsorption/desorption
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: acceptable, well documented publication which meets basic scientific principles

Data source

Reference
Reference Type:
publication
Title:
Estimation of the sorption of substituted aromatic compounds on the sediment of the Yangtse river
Author:
Wu CD et al.
Year:
2001
Bibliographic source:
Bull. Environ. Contem. Toxicol., 66: 777-783, Springer- Verlag New York Inc.

Materials and methods

Principles of method if other than guideline:
Sorption coefficient was determined using method according to OECD guideline for testing chemicals (OECD 1987). Not further specified.
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
- Name of test material (as cited in study report): 1,2,3- Trichlorobenzene
- Analytical purity: 99%

Study design

Test temperature:
25 +/- 0.5 °C

Batch equilibrium or other method

Details on matrix:
- Location: Yangtse River
- Textural classification: sand 37.1 %, silt 49.3%, clay 13.6
- pH at time of collection: 7.44
- Organic carbon (%): 1.28
- prepartion: air dried, 80 mesh sieve

Results and discussion

Adsorption coefficientopen allclose all
Type:
Koc
Value:
741.3
Type:
log Koc
Value:
2.87

Applicant's summary and conclusion