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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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


The study was performed according to OECD no. 111. The test item PMDA is unstable in water and hydrolyzes quickly in contact with water to Pyromellitic acid PMA. Its half-life time t(1/2) in purified water is less than 20 minutes at 25°C.

Additional information

Source: GLP-report