Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
short-term toxicity to fish
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2003
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2004

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 203 (Fish, Acute Toxicity Test)
Version / remarks:
Directive CEE - Method C1
GLP compliance:
yes (incl. QA statement)

Test material

Reference
Name:
Unnamed
Type:
Constituent

Test organisms

Test organisms (species):
Oncorhynchus mykiss (previous name: Salmo gairdneri)

Study design

Test type:
semi-static
Water media type:
freshwater
Total exposure duration:
96 h
Remarks on exposure duration:
solutions changed after 24, 48 and 72h

Test conditions

Hardness:
158 mg CaCO3 / L or 150 +/- 20 mg CaCO3/L
Test temperature:
13.7 to 15.1 °C
pH:
7.72 to 8.13
Dissolved oxygen:
6.5 to 9.3 mg/L (>= 60% of the air saturation value)
Nominal and measured concentrations:
Concentration of THIOFESTERMET in the test solutions (mg/L)
See Table below in window "Any other information on materials and methods including tables".
Details on test conditions:
Mortality and sublethal effects at each concentration recorded at: 0, 2, 4, 24, 48, 72 and 96h.
Reference substance (positive control):
no

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
LC50
Effect conc.:
> 34.4 mg/L
Nominal / measured:
meas. (initial)
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Duration:
48 h
Dose descriptor:
LC50
Effect conc.:
> 32.7 mg/L
Nominal / measured:
meas. (initial)
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Duration:
72 h
Dose descriptor:
LC50
Effect conc.:
> 32.6 mg/L
Nominal / measured:
meas. (initial)
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Duration:
96 h
Dose descriptor:
LC50
Effect conc.:
> 33 mg/L
Nominal / measured:
meas. (initial)
Conc. based on:
test mat.
Basis for effect:
mortality (fish)
Results with reference substance (positive control):
- Results with reference substance valid? yes
- Mortality: no
- LC100: >= 33.0 mg / l

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
No observed effect after 96 h:>= 33.0 mg/l.
Not classified.