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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Ecotoxicological information

Endpoint summary

Administrative data

Description of key information

Additional information

NTA acid and the salt Na3NTA display the same behaviour in the aquatic environment. Both substances dissociate in water. NTA acid by splitting of protons and Na3NTA by splitting sodium ions. A solution of NTA acid will be slightly acidic, whereas a Na3NTA solution will be alkaline.Therefore, results onNa3NTAare considered for the assessment of NTA acid.