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Ecotoxicological information

Toxicity to aquatic algae and cyanobacteria

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Link to relevant study record(s)

Reference
Endpoint:
toxicity to aquatic algae and cyanobacteria
Type of information:
(Q)SAR
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Remarks:
Internationally accepted method, ECOSAR, EPA (USA)
Justification for type of information:
See attached (Q)SAR prediction reporting format (QPRF).
Principles of method if other than guideline:
QSAR calculation by ECOSAR v1.1, EPA, USA (attached QSAR Prediction Reporting Format, QPRF).
GLP compliance:
no
Key result
Duration:
96 h
Dose descriptor:
EC50
Effect conc.:
168.276 mg/L
Nominal / measured:
estimated
Conc. based on:
test mat.
Basis for effect:
not specified
Validity criteria fulfilled:
not applicable
Conclusions:
The estimated 96-h EC50 for Green Algae is 168.276 mg/l (ECOSAR v1.1, neutral organics).
Executive summary:

The estimated 96 -h EC50 for Green Algae is 168.276 mg/l (ECOSAR v1.1, neutral organics).

Description of key information

Key study: Internationally accepted method, ECOSAR, EPA (USA). The estimated 96-h EC50 for algae and cyanobacteria is 168.276 mg/l

Key value for chemical safety assessment

EC50 for freshwater algae:
168.276 mg/L
EC50 for marine water algae:
168.276 mg/L

Additional information

Key study: The estimated 96 -h EC50 for algae and cyanobacteria is 168.276 mg/l (ECOSAR v1.1, EPA, USA).