Registration Dossier

Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Administrative data

Endpoint:
toxicity to aquatic algae and cyanobacteria
Type of information:
migrated information: read-across based on grouping of substances (category approach)
Adequacy of study:
key study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1995
Report Date:
1995

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
OECD Guideline 201 (Alga, Growth Inhibition Test)

Test material

Reference
Name:
Unnamed
Type:
Constituent

Test organisms

Test organisms (species):
Scenedesmus capricornutum

Study design

Test type:
static
Water media type:
freshwater
Limit test:
no
Total exposure duration:
72 h

Test conditions

Reference substance (positive control):
no

Results and discussion

Effect concentrationsopen allclose all
Duration:
72 h
Dose descriptor:
EL50
Effect conc.:
> 1 000 other:
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
other:
Duration:
72 h
Dose descriptor:
NOELR
Effect conc.:
1 000 other:
Nominal / measured:
nominal
Conc. based on:
test mat.
Basis for effect:
other:

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified