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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Ecotoxicological information

Long-term toxicity to aquatic invertebrates

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Administrative data

Link to relevant study record(s)

Description of key information

With high probability, epsilon-Caprolactam doesn't reveal negative long-term effects to aquatic invertebrates.

Key value for chemical safety assessment

Fresh water invertebrates

Fresh water invertebrates
Effect concentration:
100 mg/L

Additional information

There is one chronic studie is available. This GLP key studie according to OECD guideline 211 used a semi-static approach resulted in a 21d-NOEC of 100 mg/l, related to the reproduction. The study was performed at the Mitsubishi Chemical Safety Institute Ltd. on behalf of the Ministry of Environment, Gouvernment of Japan (2002).