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Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Description of key information

Tetradonium bromide is toxic to freshwater microalgae in the microgram/L range. Data provided from a OECD Guideline study shows EC50 of 5.38 µg/L, and a NOEC of 1.3 µg/L.

Key value for chemical safety assessment

EC50 for freshwater algae:
5.38 µg/L
EC10 or NOEC for freshwater algae:
1.3 µg/L

Additional information

Data on the toxicity to aquatic algae of tetradonium bromide were obtained in a well-documented study according to OECD Guideline 203 and according to GLP.