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Ecotoxicological information

Short-term toxicity to aquatic invertebrates

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Administrative data

Endpoint:
short-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP study according to EU/OECD guideline.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2003

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
other: OECD guideline 219
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
2-chlorobenzamide
EC Number:
210-195-6
EC Name:
2-chlorobenzamide
Cas Number:
609-66-5
Molecular formula:
C7H6ClNO
IUPAC Name:
2-chlorobenzamide

Sampling and analysis

Analytical monitoring:
yes

Test solutions

Vehicle:
no
Details on test solutions:
M7-medium

Test organisms

Test organisms (species):
other: Chironomus riparius larvae

Study design

Test type:
static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
28 d

Results and discussion

Effect concentrations
Duration:
28 d
Dose descriptor:
other: EC15
Effect conc.:
> 100 mg/L
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
other: emergence ratio and the development rate (pooled sex)

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Conclusions:
The emergence ratio and the development rate were not influenced by the test substance up to 100 mg pure metabolite /L overlying water during the test duration.