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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Link to relevant study record(s)

Description of key information

The ErC50 and NOEC have been determined for the substance to be 4.2 and 1.6 mg/L

Key value for chemical safety assessment

EC50 for freshwater algae:
4.2 mg/L
EC10 or NOEC for freshwater algae:
1.6 mg/L

Additional information

Results: Exposure of Scenedesmus subspicatus to the test material gave an EbC50 (72h) value of 3.5 mg/I and an ErC50 (0 - 24h) value of 4.2 mg/I. The No Observed Effect Concentration was found to be 1.6 mg/I.