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

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1991
Report date:
1991

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
Deviations:
no

Test material

Constituent 1
Test material form:
solid: particulate/powder

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
48 h

Test conditions

Reference substance (positive control):
yes

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
3.2 mg/L
Basis for effect:
mobility
Remarks on result:
other:
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
2.3 mg/L
Basis for effect:
mobility
Remarks on result:
other:
Duration:
24 h
Dose descriptor:
NOEC
Effect conc.:
1 mg/L
Basis for effect:
mobility
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
0.56 mg/L
Basis for effect:
mobility

Applicant's summary and conclusion

Validity criteria fulfilled:
yes