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Diss Factsheets

Environmental fate & pathways

Adsorption / desorption

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
adsorption / desorption: screening
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1989
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation
Qualifier:
according to guideline
Guideline:
EU Method C.19 (Estimation of the Adsorption Coefficient (KOC) on Soil and Sewage Sludge Using High Performance Liquid Chromatography (HPLC))
Deviations:
not specified
GLP compliance:
yes
Type of method:
HPLC estimation method
Media:
soil
Sample No.:
#1
Type:
Koc
Value:
1 760 dimensionless
pH:
4
Temp.:
20 °C
Sample No.:
#2
Type:
Koc
Value:
1 518 dimensionless
pH:
9
Temp.:
20 °C
Details on results (HPLC method):
No graphical information is available in the inquiry result.
Validity criteria fulfilled:
not specified
Conclusions:
The test was conducted at pH 4 with a result of 1760 (Koc) and at pH 9 with a result of 1518 (Koc).
Executive summary:

The test was conducted at pH 4 with a result of 1760 (Koc) and at pH 9 with a result of 1518 (Koc).

Description of key information

Key value for chemical safety assessment

Koc at 20 °C:
1 760

Additional information

The test was conducted at pH 4 with a result of 1760 (Koc) and at pH 9 with a result of 1518 (Koc).

The substance does not meet the criteria for classification in accordance with the classification, labelling and packaging regulation (EC 1272/2008).