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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Environmental fate & pathways

Biodegradation in water: screening tests

Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2008
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
other: Body responsible for the test
Title:
Unnamed
Year:
2008
Report date:
2008

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 301 F (Ready Biodegradability: Manometric Respirometry Test)
GLP compliance:
yes

Test material

Reference
Name:
Unnamed
Type:
Constituent

Study design

Duration of test (contact time):
28 d
Reference substance
Reference substance:
benzoic acid, sodium salt

Results and discussion

% Degradation
Parameter:
% degradation (O2 consumption)
Value:
72
Sampling time:
28 d
Details on results:
Points of degradation plot (test substance):
49 % degradation after 5 d
64 % degradation after 10 d
70 % degradation after 15 d
70 % degradation after 20 d
72 % degradation after 28 d

BOD5 / COD results

Results with reference substance:
Points of degradation plot (reference substance):
63 % degradation after 5 d
70 % degradation after 10 d
74 % degradation after 15 d
76 % degradation after 20 d
78 % degradation after 28 d

Applicant's summary and conclusion

Interpretation of results:
readily biodegradable