Registration Dossier
Registration Dossier
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The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
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EC number: 500-094-8 | CAS number: 37208-53-0 1 - 6.5 moles propoxylated
Toxicity to microorganisms
Administrative data
Link to relevant study record(s)
Description of key information
3 hr EC10 respiration inhibition (activated sludge) > 10'000 mg/l (nominal).
Key value for chemical safety assessment
Additional information
Toxicity to microorganisms has been tested with a sample of activated sludge from a domestic waste water treatment plant over a 3 hr period at nominal concentrations 100, 1000 and 10,000 mg/L. The 3 hour EC10 for the given test substance was >10,000 mg/L.
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