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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:
2010
Report date:
2010

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 211 (Daphnia magna Reproduction Test)
Qualifier:
according to guideline
Guideline:
EPA OPPTS 850.1300 (Daphnid Chronic Toxicity Test)

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
Duration:
21 d
Dose descriptor:
NOEC
Effect conc.:
598 µg/L
Nominal / measured:
meas. (geom. mean)
Basis for effect:
mortality
Duration:
21 d
Dose descriptor:
LOEC
Effect conc.:
> 598 µg/L
Nominal / measured:
meas. (geom. mean)
Basis for effect:
mortality
Duration:
21 d
Dose descriptor:
NOEC
Effect conc.:
87 µg/L
Nominal / measured:
meas. (geom. mean)
Basis for effect:
reproduction
Duration:
21 d
Dose descriptor:
LOEC
Effect conc.:
221 µg/L
Nominal / measured:
meas. (geom. mean)
Basis for effect:
reproduction
Duration:
21 d
Dose descriptor:
EC50
Effect conc.:
436 µg/L
Nominal / measured:
meas. (geom. mean)
Basis for effect:
reproduction
Remarks on result:
other:
Duration:
21 d
Dose descriptor:
NOEC
Effect conc.:
221 µg/L
Nominal / measured:
meas. (geom. mean)
Basis for effect:
growth
Duration:
21 d
Dose descriptor:
LOEC
Effect conc.:
598 µg/L
Nominal / measured:
meas. (geom. mean)
Basis for effect:
growth

Applicant's summary and conclusion

Validity criteria fulfilled:
yes