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:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Meets the criteria for classification as Reliable without restriction according to Klimisch et al (1997)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1997

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: Annex V, C2 and OECD No 202
GLP compliance:
yes

Test material

Reference
Name:
Unnamed
Type:
Constituent

Test solutions

Details on test solutions:
Identity and concentration of auxiliary solvent for dispersal: The test substance was dissolved in acetone to give an
initial stock solution of 100 mg/ml.

Test organisms

Test organisms (species):
other aquatic crustacea: DM

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
4.4 mg/L
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
1.4 mg/L
Duration:
48 h
Dose descriptor:
EC100
Effect conc.:
> 7.5 mg/L
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
0.18 mg/L

Any other information on results incl. tables

All results are expressed in terms of mean measured concentration.

One death occurred in the solvent control and at 0.1 mg/l, however this was considered biologically insignificant and the NOEC is given as 0.18mg/l.

Applicant's summary and conclusion