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Ecotoxicological information

Toxicity to microorganisms

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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.