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Environmental fate & pathways

Biodegradation in water: screening tests

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Administrative data

Endpoint:
biodegradation in water: ready biodegradability
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
Guideline:
EU Method C.5 (Degradation: Biochemical Oxygen Demand)
Version / remarks:
5directive 84/449/EEC) Modified Sturm Test
GLP compliance:
yes

Results and discussion

% Degradation
Value:
> 40
Sampling time:
28 d
Details on results:
Points of degradation plot (test substance):
1.1 % degradation after 2 d
1.1 % degradation after 5 d
2.6 % degradation after 7 d
2.6 % degradation after 9 d
4.3 % degradation after 12 d
7 % degradation after 16 d
17.7 % degradation after 21 d
40 % degradation after 28 d

Any other information on results incl. tables

Results with reference substance

Points of degradation plot (reference substance):

5.8 % degradation after 2 d

19.3 % degradation after 5 d

28.4 % degradation after 7 d

36.8 % degradation after 9 d

53.4 % degradation after 12 d

77.8 % degradation after 16 d

85.8 % degradation after 21 d

93 % degradation after 28 d

Applicant's summary and conclusion

Interpretation of results:
readily biodegradable