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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Physical & Chemical properties

Water solubility

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Description of key information

165 g/L at 20°C.

Key value for chemical safety assessment

Water solubility:
164.96 g/L
at the temperature of:
20 °C

Additional information

Direct brown 44 has been tested according to OECD 105 and EU method A.6. Three flasks were used for testing. 40.00 g of the test substance have been weighed into each one of three stoppered glass flasks. At the end of test procedure the water solubility measured is 165 g/L at 20°C.