Registration Dossier
Registration Dossier
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EC number: 203-920-2 | CAS number: 111-91-1
Toxicity to aquatic algae and cyanobacteria
Administrative data
Link to relevant study record(s)
Description of key information
The growth rate medain effect endpoint, the ErC50, was determined to be 150 mg/L. the study is the only available study and is considered reliable with restrictions.
Key value for chemical safety assessment
- EC50 for freshwater algae:
- 150 mg/L
- EC10 or NOEC for freshwater algae:
- 10 mg/L
Additional information
Because the sensitivity of the algae is not significantly different from the other species, it is recommended that the median effect value is used for RA purposes
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