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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Acutely very toxic to green algae.

Key value for chemical safety assessment

EC50 for freshwater algae:
0.705 mg/L
EC50 for marine water algae:
0.188 mg/L

Additional information

In an algal growth inhibition test according to OECD 201 in the presence of humic acid the EC50-value (72h) of the test substance on Pseudokirchnerella subcapitata was determined to be 0.705 mg/L. The NOEC was determined to be 0.188 mg/L (BASF SE 2015).