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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Short-term toxicity to aquatic invertebrates

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Administrative data

Link to relevant study record(s)

Description of key information

The test substance, Pentamethyldiethylentriamine, was tested in acute immobilisation test on Daphnia magna. 
The test was performed according to method C.2 – Daphnia sp. Acute Immobilisation Test, Council Regulation (EC) No. 440/2008, published in O.J. L 142, 2008. The test was performed as static one with analytical determination of concentrations of test substance in dilution water.
The study was carried out in accordance with internationally valid GLP principles.

Key value for chemical safety assessment

Fresh water invertebrates

Fresh water invertebrates
Effect concentration:
54.9 mg/L

Additional information

48 hour - EC50 = 54.9 mg/L. The value was calculated from nominal concentration. 95% confidence limit was 41.7 - 68.0 mg/L.

24 hour - EC50 > 100 mg/L. The value was calculated from nominal concentration.