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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:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment

Data source

Reference
Reference Type:
review article or handbook
Title:
Deutsche Gewässerkundliche Mitteilung
Author:
Knie J
Year:
1983
Bibliographic source:
Mitteilungsblatt der gewässerkundlichen Dienststellen des Bundes und der Länder, 27. Jahrgang, Heft 3, Juli 1983

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other:
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid
Specific details on test material used for the study:
Name: Unnamed
Type: Constituent
Details on test material: no further data

Sampling and analysis

Analytical monitoring:
not specified

Test organisms

Test organisms (species):
Daphnia magna
Details on test organisms:
TEST ORGANISM:
Daphnia magna STRAUS

Study design

Test type:
not specified
Water media type:
freshwater
Limit test:
no
Total exposure duration:
24 h
Remarks on exposure duration:
No data
Post exposure observation period:
No data

Test conditions

Hardness:
No data
Test temperature:
No data
pH:
No data
Dissolved oxygen:
No data
Salinity:
Not appropriate
Details on test conditions:
No data
Reference substance (positive control):
not specified

Results and discussion

Effect concentrationsopen allclose all
Key result
Duration:
24 h
Dose descriptor:
EC0
Effect conc.:
ca. 120 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
mobility
Key result
Duration:
24 h
Dose descriptor:
EC50
Effect conc.:
ca. 160 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
mobility
Key result
Duration:
24 h
Dose descriptor:
EC100
Effect conc.:
ca. 200 mg/L
Nominal / measured:
not specified
Conc. based on:
not specified
Basis for effect:
mobility
Details on results:
No further data
Results with reference substance (positive control):
No data
Reported statistics and error estimates:
No data

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
EC50 24h = 160 mg/L
Executive summary:

EC50 24h = 160 mg/L