Registration Dossier

Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

Administrative data

Endpoint:
toxicity to aquatic algae and cyanobacteria
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Secondary literature

Data source

Reference
Reference Type:
secondary source
Title:
Ongoing testing on the Danish Technical University (DTU) on Pseudorichneriela subcapitata (Selenastrum capricornutum), plus data from various sources in the open literature.
Author:
Danish EPA
Year:
1998
Bibliographic source:
DK-EPA-Danish Technical University (DTU) - cited in OECD Toolbox (v 1.0), March 2008

Materials and methods

Principles of method if other than guideline:
Algae Bioassay
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent

Sampling and analysis

Analytical monitoring:
not specified

Test solutions

Vehicle:
not specified

Test organisms

Test organisms (species):
Pseudokirchneriella subcapitata (previous names: Raphidocelis subcapitata, Selenastrum capricornutum)

Study design

Test type:
not specified
Water media type:
not specified

Results and discussion

Effect concentrations
Duration:
48 h
Dose descriptor:
EC50
Effect conc.:
3.07 mg/L
Nominal / measured:
not specified
Conc. based on:
test mat.
Basis for effect:
not specified

Applicant's summary and conclusion