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Ecotoxicological information

Toxicity to microorganisms

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Link to relevant study record(s)

Description of key information

A proprietary guideline ASRIT study is available; a number of supporting studies are reported in the EU RAR.

Key value for chemical safety assessment

Additional information

The guideline-compliant Bayer study reports a 3 -hour NOEC of 510 mg/L for activated sludge. The EU RAR summarises and reviews the other available data on the toxicity of fluoride to aquatic microorganisms; NOEC values of between 7.1 -226 mg/L are reported.