Registration Dossier

Administrative data

Endpoint:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
OECD 203 guideline study incl. GLP.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report Date:
2008

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
OECD Guideline 203 (Fish, Acute Toxicity Test)
Deviations:
no
GLP compliance:
yes

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
other: liquid
Details on test material:
Polystep OPA, lot 7231266

Sampling and analysis

Analytical monitoring:
no

Test organisms

Test organisms (species):
Pimephales promelas

Study design

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

Test conditions

Reference substance (positive control):
no

Results and discussion

Effect concentrations
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
5.8 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
mortality

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
LC50 = 5.8 mg/l
Executive summary:

The acute toxicity of Octadecanoic acid, 9(or 10)-sulfo-, potassium salt (CAS-No. 67968 -63 -2) for fish has been tested in the OECD 203 test with fathead minnow. After 96 hour of exposure, a LC50 = 5.8 mg/l was obtained.