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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Biodegradation in water and sediment: simulation tests

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Administrative data

Link to relevant study record(s)

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Endpoint:
biodegradation in water: sediment simulation testing
Data waiving:
exposure considerations
Justification for data waiving:
the study does not need to be conducted because direct and indirect exposure of sediment is unlikely
Transformation products:
no
Endpoint:
biodegradation in water: simulation testing on ultimate degradation in surface water
Data waiving:
study scientifically not necessary / other information available
Justification for data waiving:
other:
Transformation products:
no

Description of key information

Simulation testing on ultimate degradation in surface water and sediment is not deemed necessary, since subcategory 1a members, including edetic acid (CAS 60-00-4), are biodegradable in ready biodegradation tests under enhanced conditions. Thus, the substance is not considered to be persistent in water and sediment.

Key value for chemical safety assessment

Additional information

Due to the enhanced biodegradability, simulation tests are not mandatory for EDTA (acid form).