Registration Dossier
Registration Dossier
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EC number: 939-525-3 | CAS number: 1471313-03-7
Toxicity to microorganisms
Administrative data
Link to relevant study record(s)
Description of key information
Under the test conditions, the 3h-EC50 of the substance was determined to be 40.5 mg/L for STP microorganisms.
Key value for chemical safety assessment
- EC50 for microorganisms:
- 40.5 mg/L
Additional information
The toxicity to microorganisms was studied according to OECD TG No. 209 (1984) and GLP. The substance was tested at nominal concentrations of 1.00, 3.16, 10.0, 31.6 and 100 mg/L and the inoculum (microbial source) was activated sludge of a predominantly domestic sewage.
The EC50 for inhibition of respiration of activated sludge after 3 h contact time was 40.5 mg/L.
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