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Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Administrative data

Link to relevant study record(s)

Description of key information

Key value determined to Japanese test guideline.

Key value for chemical safety assessment

EC50 for freshwater algae:
6 mg/L
EC10 or NOEC for freshwater algae:
0.38 mg/L

Additional information

50% growth inhibition concentration ErC50 (0-48): 5.4 mg/L (95% confidence limit: 5.0-5.9 mg/L)


Maximum no effect concentration NOEC (Rate 0-48): 0.40 mg/L


50% growth inhibition concentration ErC50 (0-72): 6.0 mg/L (95% confidence limit: 5.3-6.6 mg/L)


Maximum no effect concentration NOEC (Rate 0-72): 0.38 mg/L


 


On the basis of the results noted in the study, classification under the CLP Regulation (EC No 1272/2008 is as follows:


 


 


Chronic aquatic toxicity, Category 2; H411: Toxic to aquatic life with long lasting effects.