Registration Dossier

Administrative data

Endpoint:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
Apr 1980
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1980
Report Date:
1980

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: DIN 380412 L15 (Fish, Acute toxicity test) o 1976
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid
Details on test material:
Direct Orange 57

Sampling and analysis

Analytical monitoring:
not specified

Test solutions

Vehicle:
no

Test organisms

Test organisms (species):
Leuciscus idus melanotus

Study design

Test type:
static
Water media type:
freshwater
Limit test:
yes
Total exposure duration:
48 h

Test conditions

Nominal and measured concentrations:
1000 mg/L
Details on test conditions:
TEST SYSTEM
- No. of organisms per vessel: 2
- No. of vessels per concentration (replicates): 1
Reference substance (positive control):
no

Results and discussion

Effect concentrations
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
> 1 000 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality
Details on results:
No mortality occurred
No symptoms observed

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
The 48-h LC50 to Leuciscus idus was determined to be >1000 mg/L. The substance is not acutely toxic to fish. No dead animals or any symptoms observed at 1000 mg/L.