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Toxicity to microorganisms

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Link to relevant study record(s)

Reference
Endpoint:
activated sludge respiration inhibition testing
Type of information:
experimental study
Adequacy of study:
other information
Study period:
August 2007
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation
Remarks:
OECD 209
Qualifier:
according to guideline
Guideline:
OECD Guideline 209 (Activated Sludge, Respiration Inhibition Test
GLP compliance:
not specified
Test organisms (species):
activated sludge
Duration:
3 h
Dose descriptor:
EC50
Effect conc.:
> 100 mg/L
Duration:
3 h
Dose descriptor:
NOEC
Effect conc.:
100 mg/L
Validity criteria fulfilled:
not specified
Conclusions:
the substance has a 3h NOEC and EC50 equal to 100 mg/L and >100 mg/L, respectively in the activated sludge respiration inhibition testing.

Description of key information

Based on the OECD 209, the substance has a 3h NOEC and EC50 equal to 100 mg/L and >100 mg/L, respectively.

Key value for chemical safety assessment

EC10 or NOEC for microorganisms:
100 mg/L

Additional information

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