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Ecotoxicological information

Long-term toxicity to aquatic invertebrates

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Link to relevant study record(s)

Description of key information

The results of a study following the OECD 211 guidelines is available. The NOEC was derived from the time to first brood: NOEC=20 mg/L

Key value for chemical safety assessment

Fresh water invertebrates

Fresh water invertebrates
Effect concentration:
20 mg/L

Additional information

Daphnia magna were exposed to graded concentrations of n-heptanoic acid (0 to 80 mg/L) according to the OECD 211 guidelines. The most stringent outcome was time to first brood. The NOEC was 20 mg/L