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Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Description of key information

The 72h-EC50 for growth rate is > 137 mg/L bismuth subnitrate.

Key value for chemical safety assessment

EC50 for freshwater algae:
137 mg/L

Additional information

A GLP test was conducted according to OECD 201 guideline using the related substance, bismuth subnitrate.

The 72h-EC50 for growth rate and biomass yield of Pseudokirchneriella subcapitata are both > 100 mg Bi/L (137 mg/L test item).