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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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: 211-745-8 | CAS number: 693-21-0
Toxicity to microorganisms
Administrative data
Link to relevant study record(s)
Description of key information
Activated sludge respiration inhibition study for DEGDN is not available.
The results of Activated sludge respiration inhibition study for EGDN was used for read across:
NOEC (3h): 10 mg/L
EC10 (3h): 13 mg/L
EC20 (3h): 37 mg/L
EC50 (3h): 260 mg/L
Key value for chemical safety assessment
- EC50 for microorganisms:
- 260 mg/L
- EC10 or NOEC for microorganisms:
- 10 mg/L
Additional information
The value NOEC (3h) = 10 mg/L for EGDN was used for Chemical Safety Assessment of DEGDN.
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.
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