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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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 log Pow of melam in the physiologically and environmentally relevant pH-range of 4.0 to 9.0 is  lower than -0.9 for pH 9.0 and lower than -1.0 for pH 4.0 and 7.0.

Key value for chemical safety assessment

Log Kow (Log Pow):
at the temperature of:
23 °C

Additional information

The log Pow of melam islower than-0.9 for pH 9.0 andlower than-1.0 for pH 4.0 and 7.0, other than the forced data in the field "Value used for CSA" above.