Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.
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: 947-922-8 | CAS number: -
Toxicity to microorganisms
Administrative data
Link to relevant study record(s)
Description of key information
The NOEC of Reaction products of alcohols, C11-14-iso,C13 rich and phosphorus pentoxide
for total respiration is 32 mg/L.
The EC10 for total respiration is 147 mg/L and the EC50 is 636 mg/L.
The NOEC for heterotrophic respiration is 180 mg/L.
The EC10 for heterotrophic respiration is 453 mg/L.
The NOEC for nitrification is 32 mg/L.
The EC10 for nitrification is 92.4 mg/L and the EC50 is 340 mg/L.
Key value for chemical safety assessment
- EC50 for microorganisms:
- 636 mg/L
- EC10 or NOEC for microorganisms:
- 147 mg/L
Additional information
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
