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
Study period:
27.07.2007 - 31.10.2007
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2007
Report Date:
2007

Materials and methods

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

Test material

Reference
Name:
Unnamed
Type:
Constituent
Type:
Constituent
Details on test material:
Formula: C12 H14 Cl N5 O4
Appearance: white to pale yellow powder
Expiry date: 31.12.2007

Sampling and analysis

Analytical monitoring:
yes

Test solutions

Vehicle:
no
Details on test solutions:
Identity and concentration of auxiliary solvent for dispersal: The test substance was dissolved in culture media.

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

Hardness:
150 mg CaCO3/L

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
> 88 mg/L
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
> 88 mg/L
Duration:
48 h
Dose descriptor:
EC100
Effect conc.:
> 88 mg/L
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
88 mg/L
Details on results:
%Concentration loss over test: 9 ... 16

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
According to the results of this study and to the REGULATION (EC) No 1272/2008 (CLP) , the test substance FAM-Stage 1A doesn`t need to be labelled as acute aquatic hazardous.