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Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Link to relevant study record(s)

Description of key information

Two studies on toxicity to Pseudokirchnerella subcapitata have been carried. The lowest EC50 (growth rate, 72 hr) was 3.0 mg/L and the lowest NOEC was 0.7 mg/L.

Key value for chemical safety assessment

EC50 for freshwater algae:
3 mg/L
EC10 or NOEC for freshwater algae:
0.7 mg/L

Additional information

Two studies on toxicity to Pseudokirchnerella subcapitata have been carried. The lowest EC50 (growth rate, 72 hr) was 3.0 mg/L and the lowest NOEC was 0.7 mg/L.