Registration Dossier

Ecotoxicological information

Short-term toxicity to aquatic invertebrates

Administrative data

Endpoint:
short-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions

Data source

Reference
Reference Type:
publication
Title:
Toxicity of aryl- and benzylhalides to Daphnia magna and classification of their mode of action based on quantitative structure-activity relationship
Author:
Marchini, Silvia; Passerini, Laura; Hoglund Marrilynn D.; Pino Anna; Nendza, Monika
Year:
1999
Bibliographic source:
Environmental Toxicology and Chemistry (1999), 18(12), 2759-2766

Materials and methods

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
static
Total exposure duration:
48 h

Test conditions

Test temperature:
21.5 +/- 1°C
Dissolved oxygen:
> 75%

Results and discussion

Effect concentrations
Key result
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
0.12 mg/L
Nominal / measured:
meas. (arithm. mean)
Conc. based on:
test mat.
Basis for effect:
mobility

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
The EC50 (48h) of the test substance is 0.12 mg/L