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Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Description of key information

For the algae Selenastrum capricornutum (new name: Pseudokirchnerella subcapitata) a 72 h NOEC of 2.2 mg/l as well as EC50 of 6.1 mg/L was determined. The determination was performed following the OECD Guideline 201. (Nite 1999)

Key value for chemical safety assessment

EC50 for freshwater algae:
6.1 mg/L
EC10 or NOEC for freshwater algae:
2.2 mg/L

Additional information