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Ecotoxicological information

Toxicity to microorganisms

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Administrative data

Endpoint:
toxicity to microorganisms
Adequacy of study:
other information

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed

Materials and methods

Test guideline
Qualifier:
according to guideline
Principles of method if other than guideline:
Organization for Economic Co-operation and Development
(OECD), OECD guidelines for Testing of Chemicals, Section 2:
Effects on biotic systems, Guideline no. 209, "Activated
Sludge, Respiration Inhibition Test", adopted April 4, 1984.


European Economic Community (EEC), EEC Directive 67/548
amended November 18, 1987 (87/302), Part C: Methods for the
determination of ecotoxicity, Publication No. L133, Part
C11:"Biodegradation: Activated sludge respiration inhibition
test", adopted May 30, 1988.


ISO Standard 8192, Water Quality - Test for inhibition of
oxygen consumption by activated sludge for carbonaceous and
ammonium oxidation (2007).
GLP compliance:
yes

Study design

Test type:
other: aerobic
Total exposure duration:
3 h

Results and discussion

Effect concentrationsopen allclose all
Effect conc.:
760 mg/L
Duration:
3 h
Dose descriptor:
NOEC
Effect conc.:
100 mg/L

Applicant's summary and conclusion