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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 301-F
GLP compliance:
yes

Study design

Reference substance
Reference substance:
other: Sodium Benzoate

Results and discussion

% Degradation
Value:
2
Sampling time:
28 d
Details on results:
Points of degradation plot (test substance):
0 % degradation after 4 d
0 % degradation after 6 d
0 % degradation after 8 d
1 % degradation after 12 d
1 % degradation after 14 d
1 % degradation after 18 d
0 % degradation after 20 d
1 % degradation after 22 d
1 % degradation after 26 d
2 % degradation after 28 d

BOD5 / COD results

Results with reference substance:
Points of degradation plot (reference substance):
64 % degradation after 4 d
78 % degradation after 6 d
82 % degradation after 8 d
87 % degradation after 12 d
88 % degradation after 14 d
90 % degradation after 18 d
91 % degradation after 20 d
92 % degradation after 22 d
92 % degradation after 26 d
94 % degradation after 28 d

Applicant's summary and conclusion

Interpretation of results:
other: not readily biodegradable