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:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation

Data source

Reference
Reference Type:
other: reference to SNIF-file
Title:
Unnamed
Year:
1988
Report date:
1988

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
Version / remarks:
1981, part 1
Deviations:
not specified
GLP compliance:
yes

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid

Test solutions

Vehicle:
yes
Remarks:
Vehicle: DMSO (1 ml/L)

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
semi-static
Limit test:
yes
Total exposure duration:
24 h

Test conditions

Hardness:
209 mg CaCO3/L

Results and discussion

Effect concentrations
Key result
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
> 10 mg/L

Applicant's summary and conclusion

Conclusions:
The toxicity of the substance towards daphnia magna was investigated in a study according to OECD 202. An EC50 value (24 hours exposure) of > 10 mg/L was determined.