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Environmental fate & pathways

Biodegradation in water: screening tests

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Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: OECD method, CLP compliance

Data source

Reference
Reference Type:
other: inquiry result from ECHA
Title:
Unnamed
Year:
2012

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: Sturm. OCDE Guideline 301 B (1984) EEC Directive 84/449 (1984) - Annex V - Method C4
GLP compliance:
yes

Test material

Reference
Name:
Unnamed
Type:
Constituent

Study design

Reference substance
Reference substance:
other: Sodium acetate

Results and discussion

% Degradation
Parameter:
other: Parameter is not provided by inquiry report
Value:
28
Sampling time:
28 d
Details on results:
Points of degradation plot (test substance):
4 % degradation after 2 d
11 % degradation after 6 d
18 % degradation after 10 d
23 % degradation after 14 d
28 % degradation after 28 d

BOD5 / COD results

Results with reference substance:
Points of degradation plot (reference substance):
24 % degradation after 2 d
69 % degradation after 6 d
88 % degradation after 10 d
100 % degradation after 14 d

Applicant's summary and conclusion

Interpretation of results:
other: not readily biodegradable