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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Partition coefficient

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Administrative data

Link to relevant study record(s)

Description of key information

The partition coefficient of streams in this category is in the range 2.8 to >6.5.

Key value for chemical safety assessment

at the temperature of:
20 °C

Additional information

Proprietary studies were available from GKA Competence Centre Analytics (2008a) for the stream 68477-39-4 (log Kow 2.8 to > 6.5 at 23ºC) and from Huntington Life Science Limited (2004d) for the stream 68471-55-1 (log Kow 3.19 to 3.25 at 21ºC). These studies were in accordance with a standard guideline and are considered reliable for assessment. The data from these studies will be read across to other members of the category.