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Ecotoxicological information

Long-term toxicity to aquatic invertebrates

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Administrative data

Endpoint:
long-term toxicity to aquatic invertebrates
Type of information:
experimental study
Adequacy of study:
key study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2015
Report date:
2015

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EPA OPPTS 850.1300 (Daphnid Chronic Toxicity Test)
Deviations:
no

Test material

Test organisms

Test organisms (species):
Daphnia magna

Study design

Test type:
flow-through
Water media type:
freshwater
Limit test:
no
Total exposure duration:
21 d

Test conditions

Reference substance (positive control):
no

Results and discussion

Effect concentrationsopen allclose all
Key result
Duration:
21 d
Dose descriptor:
NOEC
Effect conc.:
12 mg/L
Nominal / measured:
meas. (geom. mean)
Conc. based on:
test mat.
Basis for effect:
morphology
Key result
Duration:
21 d
Dose descriptor:
NOEC
Effect conc.:
12 mg/L
Nominal / measured:
meas. (geom. mean)
Conc. based on:
test mat.
Basis for effect:
reproduction
Duration:
21 d
Dose descriptor:
NOEC
Effect conc.:
24 mg/L
Nominal / measured:
meas. (geom. mean)
Conc. based on:
test mat.
Basis for effect:
morphology
Duration:
21 d
Dose descriptor:
NOEC
Effect conc.:
24 mg/L
Nominal / measured:
meas. (geom. mean)
Conc. based on:
test mat.
Basis for effect:
mortality
Duration:
21 d
Dose descriptor:
EC50
Effect conc.:
54 mg/L
Nominal / measured:
meas. (geom. mean)
Conc. based on:
test mat.
Basis for effect:
reproduction
Remarks on result:
other:
Duration:
21 d
Dose descriptor:
EC50
Effect conc.:
> 96 mg/L
Nominal / measured:
meas. (geom. mean)
Conc. based on:
test mat.
Basis for effect:
morphology
Key result
Duration:
21 d
Dose descriptor:
EC50
Effect conc.:
41 mg/L
Nominal / measured:
meas. (geom. mean)
Conc. based on:
test mat.
Basis for effect:
mortality
Remarks on result:
other:
Duration:
21 d
Dose descriptor:
EC50
Effect conc.:
60 mg/L
Nominal / measured:
meas. (geom. mean)
Conc. based on:
test mat.
Basis for effect:
morphology
Remarks on result:
other:

Applicant's summary and conclusion

Validity criteria fulfilled:
yes

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