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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-C (CO2-Entw.); OECD 301B
GLP compliance:
yes

Study design

Reference substance
Reference substance:
other: Natrium Acetat

Results and discussion

% Degradation
Value:
52
Sampling time:
28 d
Details on results:
Points of degradation plot (test substance):
1 % degradation after 1 d
4 % degradation after 4 d
10 % degradation after 6 d
16 % degradation after 8 d
18 % degradation after 11 d
27 % degradation after 14 d
32 % degradation after 18 d
38 % degradation after 22 d
43 % degradation after 25 d
52 % degradation after 28 d

BOD5 / COD results

Results with reference substance:
Points of degradation plot (reference substance):
0 % degradation after 1 d
16 % degradation after 4 d
30 % degradation after 6 d
43 % degradation after 8 d
51 % degradation after 11 d
60 % degradation after 14 d
65 % degradation after 18 d
68 % degradation after 22 d
72 % degradation after 25 d
90 % degradation after 28 d

Applicant's summary and conclusion

Interpretation of results:
other: not readily biodegradable

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