Registration Dossier

Diss Factsheets

Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

Currently viewing:

Administrative data

Link to relevant study record(s)

Reference
Endpoint:
toxicity to aquatic algae and cyanobacteria
Type of information:
read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Justification for type of information:
see read-across justification attached as "full study report"
Reason / purpose for cross-reference:
read-across source
Reason / purpose for cross-reference:
read-across source
Test organisms (species):
Scenedesmus subspicatus (new name: Desmodesmus subspicatus)
Key result
Duration:
72 h
Dose descriptor:
EC50
Effect conc.:
46.95 mg/L
Nominal / measured:
estimated
Conc. based on:
other: read across from E12 / E18
Basis for effect:
biomass
Key result
Duration:
72 h
Dose descriptor:
NOEC
Effect conc.:
7.35 mg/L
Nominal / measured:
estimated
Conc. based on:
other: read across from E12 / E18
Basis for effect:
biomass
Validity criteria fulfilled:
not applicable
Conclusions:
The NOEC and LC50 of E1218 against algae is 7.4 and 47 mg/L, respectively, based on read across from E12 and E18.

Description of key information

The NOEC and LC50 of E1218 against algae is 7.4 and 47 mg/L, respectively, based on read across from E12 and E18.

Key value for chemical safety assessment

EC50 for freshwater algae:
47 mg/L
EC10 or NOEC for freshwater algae:
7.4 mg/L

Additional information

Categories Display