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Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Description of key information

The no observed effect concentration (NOEC) value of clioquinol in aquatic algae (Pseudokirchnerella subcapitata) in a 96 hr study was estimated to be 4.034495 mg/L.

Key value for chemical safety assessment

EC10 or NOEC for freshwater algae:
4.034 mg/L

Additional information

The no observed effect concentration (NOEC) value of clioquinol in aquatic algae (Pseudokirchnerella subcapitata) in a 96 hr study on the basis of biochemistry effect was estimated to be 4.034495 mg/L.