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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Data concerning the long-term toxicity of (1-methylethyl)-1,1'-biphenyl to aquatic invertebrates are not available. Instead test results with the supporting substance 4-ethylbiphenyl are used.

Key value for chemical safety assessment

Fresh water invertebrates

Fresh water invertebrates
Effect concentration:
0.028 mg/L

Additional information

As data regarding the long-term toxicity of (1-methylethyl)-1,1'-biphenyl to aquatic invertebrates could not be identified, test results of the supporting substance 4-ethylbiphenyl will be used. 4-Ethylbipenyl was tested in a valid study according to OECD TG 211 (CHRIP/NITE 1999). The 21 d NOEC and EC50 were determined to be 0.028 mg/L and 0.082 mg/L, respectively.