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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicity to microorganisms

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Administrative data

Link to relevant study record(s)

Description of key information

The toxicity of an analogue of the substance is low with a NOEC of 100 mg/L (Desmares-Koopmans 2013). In biodegradation test (Laus 2014) no toxic effects on the microorganisms in the sludge was reported at a concentration of 34.8 mg/L

Key value for chemical safety assessment

EC10 or NOEC for microorganisms:
34.8 mg/L

Additional information

The analogue is very similar to the substance. For the respiration inhibition study results are based on nominal concentrations and therefore the results with the analogue are consdiered representative for the substance. This is confirmed by the lack of toxicity as found in the biodegradation study at 34.8 mg/L.

In a worst case the value of 34.8 mg/L is used as a NOEC in risk assessment..