Registration Dossier
Registration Dossier
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EC number: 212-977-2 | CAS number: 897-06-3
Toxicity to aquatic algae and cyanobacteria
Administrative data
Link to relevant study record(s)
Description of key information
After 72 hours of exposure NOECr, LOECr, ErC10 and ErC50 were determined as 0.10 mg/L, 0.32 mg/L, 0.11 mg/L and 1.3 mg/L, respectively. All results are expressed in terms of nominal concentrations.
Key value for chemical safety assessment
- EC50 for freshwater algae:
- 1.3 mg/L
- EC10 or NOEC for freshwater algae:
- 0.1 mg/L
Additional information
Effective concentrations ranged from 99 % to 101 % of nominal values at 0 hours, and from 100 % to 104 % of nominal values at 72 hours.
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