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Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Description of key information

With high probability acutely not harmful to aquatic algae.

Key value for chemical safety assessment

Additional information

The effect of Uvinul A Plus on green algae was investigated in an OECD guideline 201 study.Desmodesmus subspicatuswas exposed to the substance for 72 hours. At test termination an EC50 of > 100 mg/L, nominal and a NOEC of100 mg/L, nominal was determined (BASF AG, 2001).