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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

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2000
Report Date:
2000

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
OECD Guideline 202 (Daphnia sp. Acute Immobilisation Test)
Deviations:
no
Qualifier:
according to
Guideline:
EPA OPPTS 850.1010 (Aquatic Invertebrate Acute Toxicity Test, Freshwater Daphnids)
Deviations:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent

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

Reference substance (positive control):
no

Results and discussion

Effect concentrationsopen allclose all
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
18 - 93 µg/L
Nominal / measured:
meas. (arithm. mean)
Conc. based on:
other:
Basis for effect:
mobility
Remarks on result:
other:
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
18 - 42 µg/L
Nominal / measured:
meas. (arithm. mean)
Conc. based on:
other:
Basis for effect:
mobility
Remarks on result:
other:
Duration:
48 h
Dose descriptor:
NOEC
Effect conc.:
15 µg/L
Nominal / measured:
meas. (arithm. mean)
Conc. based on:
other:
Basis for effect:
mobility
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
23 µg/L
Nominal / measured:
meas. (arithm. mean)
Conc. based on:
other:
Basis for effect:
mobility

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified