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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Environmental fate & pathways

Biodegradation in water: screening tests

Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Comparable to guideline study with acceptable restrictions.

Data source

Referenceopen allclose all

Reference Type:
secondary source
Title:
Unnamed
Year:
2001
Reference Type:
publication
Title:
Unnamed
Year:
2002

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 301 C (Ready Biodegradability: Modified MITI Test (I))
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent

Study design

Inoculum or test system:
other:
Details on inoculum:
sludge samples from different sewage plants, rivers, bays and a lake, non adapted
Duration of test (contact time):
14 d
Initial test substance concentration
Initial conc.:
30 mg/L
Based on:
test mat.

Results and discussion

% Degradation
Parameter:
% degradation (test mat. analysis)
Value:
3.8
Sampling time:
14 d

Applicant's summary and conclusion

Interpretation of results:
under test conditions no biodegradation observed