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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

EC50(3h) > 1000 mg/L (nominal)

Key value for chemical safety assessment

EC50 for microorganisms:
1 000 mg/L
EC10 or NOEC for microorganisms:
1 000 mg/L

Additional information

The respiration inhibitory effects of the test item to the microorganisms of activated sludge of a municipal sewage treatment plant were investigated according to test Guideline OECD 209, under aerobic static conditions over an exposure time of 3 hours. After 3 hours of exposure, no significant inhibition of the activated sludge respiration was observed, as compared to the blank controls. The 3h-EC50 value the test item to activated sludge is >1000 mg/L. All validity criteria were fulfilled.