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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:
1 (reliable without restriction)
Justification for type of information:
May, 2017. Because of in the NDA 01-04-1385-00 carried out by Germany was not requested to indicate the endpoint study record, considering the data inserted in the course of the assessment to be correct and exhaustive the proper “Adequacy of study” has been selected.
Qualifier:
according to guideline
Guideline:
other: 92/69/EWG, C.3
GLP compliance:
yes
Test organisms (species):
Pseudokirchneriella subcapitata (previous names: Raphidocelis subcapitata, Selenastrum capricornutum)
Limit test:
no
Total exposure duration:
72 h
Duration:
72 h
Dose descriptor:
EC50
Effect conc.:
3.3 mg/L
Basis for effect:
biomass
Duration:
72 h
Dose descriptor:
EC50
Effect conc.:
10.7 mg/L
Basis for effect:
growth rate
Duration:
72 h
Dose descriptor:
NOEC
Effect conc.:
0.75 mg/L
Basis for effect:
growth rate
Duration:
72 h
Dose descriptor:
NOEC
Effect conc.:
0.75 mg/L
Basis for effect:
biomass

Description of key information

Key value for chemical safety assessment

EC50 for freshwater algae:
3.3 mg/L

Additional information