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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicity to microorganisms

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Administrative data

Link to relevant study record(s)

Description of key information

For HDI trimer a test with activated sludge with a duration time of 3 hours was performed using a method comparable to OECD 209. A 3h-EC50 value of 3828 mg/L as well as a 3h-EC10 =  880 mg/L was obtained.

Key value for chemical safety assessment

EC50 for microorganisms:
3 828 mg/L
EC10 or NOEC for microorganisms:
880 mg/L

Additional information