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Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Description of key information

OECD guideline 201. GLP. 

Key value for chemical safety assessment

EC50 for freshwater algae:
80.6 mg/L
EC10 or NOEC for freshwater algae:
50.9 mg/L

Additional information

The EC50 values with 95% confidence intervals for inhibition of yield (EyC50) and specific growth rate (ErC50) after 72 h were 53.22 (48.8-61.7) and 80.6 (78.9-82.3) mg/l, respectively.