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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Hydrolysis

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Administrative data

Link to relevant study record(s)

Description of key information

Urea sulphate is considered not to be hydrolysable. Urea sulphate is dissolved and dissociated in aqueous solution into protonated urea and sulphate. Neither urea nor sulphate react with water aand therefore they do not undergo hydrolysis.

Key value for chemical safety assessment

Additional information