Registration Dossier

Administrative data

Endpoint:
adsorption / desorption: screening
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report Date:
2013

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
OECD Guideline 121 (Estimation of the Adsorption Coefficient (Koc) on Soil and on Sewage Sludge using High Performance Liquid Chromatography (HPLC))
GLP compliance:
yes (incl. certificate)
Type of method:
HPLC estimation method
Media:
sediment

Test material

Reference
Name:
Unnamed
Type:
Constituent
Radiolabelling:
no

Study design

Test temperature:
25 °C

Batch equilibrium or other method

Details on test conditions:
pH = 2.1 (pH value of the water used for the preparation of the eluent)
Reference compound DDT (log Koc 5.63)
Modular HPLC system with UV detector

Results and discussion

Adsorption coefficient
Type:
log Koc
Value:
> 5.63
Temp.:
25 °C
Remarks on result:
other: pH 2.1

Applicant's summary and conclusion

Validity criteria fulfilled:
yes