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Environmental fate & pathways

Biodegradation in water: screening tests

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:
other: 92/69/EWG, C.4-D (Manom. Respirat.); OECD 301F
GLP compliance:
yes

Study design

Reference substance
Reference substance:
other: Natriumbenzoat

Results and discussion

% Degradation
Value:
79
Sampling time:
28 d
Details on results:
Points of degradation plot (test substance):
13 % degradation after 6 d
28 % degradation after 12 d
43 % degradation after 16 d
50 % degradation after 20 d
56 % degradation after 22 d
78 % degradation after 26 d
79 % degradation after 28 d

BOD5 / COD results

Results with reference substance:
Points of degradation plot (reference substance):
79 % degradation after 6 d
89 % degradation after 12 d
91 % degradation after 16 d
91 % degradation after 20 d
91 % degradation after 22 d
91 % degradation after 26 d
90 % degradation after 28 d

Applicant's summary and conclusion

Interpretation of results:
other: not readily biodegradable