Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.

Diss Factsheets

Ecotoxicological information

Toxicity to microorganisms

Currently viewing:

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