Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint summary

Administrative data

Description of key information

Additional information

Phthalic acid is considered to be stable towards hydrolysis.

In the atmosphere it is unstable due to indirect photodegradation with a calculated half-life of 12.7 days.

By phototransformation in sea water at 50°C a half-life of 0.93 hours was observed.