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Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
toxicity to aquatic algae and cyanobacteria
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation
Qualifier:
according to
Guideline:
EU Method C.3 (Algal Inhibition test)
Deviations:
not specified
GLP compliance:
yes
Vehicle:
no
Test organisms (species):
Desmodesmus subspicatus (previous name: Scenedesmus subspicatus)
Total exposure duration:
72 h
Hardness:
24 mg CaCO3/L
Duration:
72 h
Dose descriptor:
NOEC
Effect conc.:
> 0.1 mg/L
Basis for effect:
growth rate
Duration:
72 h
Dose descriptor:
NOEC
Effect conc.:
> 0.1 mg/L
Basis for effect:
biomass

Description of key information

Study conducted to recognised testing guidelines with GLP certification.

Key value for chemical safety assessment

EC50 for freshwater algae:
0.1 mg/L

Additional information

No effects noted at limit of solubility.