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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Description of key information

Partition coefficient (LogPow): -1.33 at 20 deg C

Key value for chemical safety assessment

Log Kow (Log Pow):
-1.33
at the temperature of:
20 °C

Additional information

While REACH Regulation 1907/2006 (Annex VII, 7.8 Column 2) states that the partition coefficient does not have to be determined as the substance is inorganic, BTN/A has been investigated using methods in accordance with OECD/EU test methods and a Log10 Pow of -1.33 determined.