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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

The 16-h EC10 for TAME in Pseudomonas putida is 25 mg/l, applying a safety factor of 2 to this values results in a EC10 of 12.5 mg/l for ETBE.

Key value for chemical safety assessment

EC10 or NOEC for microorganisms:
12.5 mg/L

Additional information

No studies with micro-organisms are available for ETBE; a study with Pseudomonas putida is available for TAME, the 16-h EC10 is 25 mg/l (SafePharm Laboratories, 2003c), applying a safety factor of 2 to this value results in an effect concentration of 12.5 mg/l for ETBE. This value will be used in the assessment.