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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
adsorption / desorption: screening
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
1997
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: according to guideline routine without detailed description

Data source

Reference
Reference Type:
publication
Title:
Determination of the adsorption-coefficients of organic substances on sewage sludges
Author:
Kördel W., Hennecke D., Franke C.
Year:
1997
Bibliographic source:
Chemosphere, vol. 35, p. 107-119, 1997

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 106 (Adsorption - Desorption Using a Batch Equilibrium Method)
Deviations:
not specified
GLP compliance:
not specified
Media:
soil/sewage sludge

Test material

Constituent 1
Chemical structure
Reference substance name:
2,5-dichloroaniline
EC Number:
202-455-2
EC Name:
2,5-dichloroaniline
Cas Number:
95-82-9
Molecular formula:
C6H5Cl2N
IUPAC Name:
2,5-dichloroaniline
Radiolabelling:
no

Study design

HPLC method

Details on study design: HPLC method:
EQUIPMENT
- Apparatus: -
- Type, material and dimension of analytical (guard) column: MOS-Hypersil, 250×4.6 mm, 5 µm, precolumn
- Detection system: UV-VIS 203 nm


MOBILE PHASES
- Type: acetonitril/0.05 M H3PO3, 45/55, 1 ml/min

Batch equilibrium or other method

Analytical monitoring:
yes

Results and discussion

Adsorption coefficient
Type:
log Koc
Value:
2.45

Results: Batch equilibrium or other method

Mass balance (%) at end of adsorption phase
Duration:
3 h
% Adsorption:
45 - 60
Transformation products:
not measured

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified