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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Link to relevant study record(s)

Reference
Endpoint:
adsorption / desorption, other
Remarks:
calculation
Type of information:
(Q)SAR
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Justification for type of information:
other: calculation
Qualifier:
according to guideline
Guideline:
other: calculation
Type of method:
other: calculation
Key result
Type:
Koc
Value:
436 L/kg

The substance will display moderate mobility in soil. It may weakly adsorb to sediment and suspended organic matter (HSDB).

Validity criteria fulfilled:
yes
Conclusions:
A soil adsorption coefficient for p-chloroacetophenone of 436 L/kg was obtained from an experimental log octanol/water partition coefficient of 2.32 and an appropriate regression equation.
Executive summary:

Although the calculation method is not reported, the data were taken from a peer-reviewed database and are thus considered to be reliable with restrictions.

Description of key information

A soil adsorption coefficient for p-chloroacetophenone of 436 L/kg was obtained from an experimental log octanol/water partition coefficient of 2.32 and an appropriate regression equation.

Key value for chemical safety assessment

Koc at 20 °C:
436

Additional information

Although the calculation method is not reported, the data were taken from a peer-reviewed database and are thus considered to be reliable with restrictions.