Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

biodegradation in water: ready biodegradability
Adequacy of study:
other information

Data source

Reference Type:
other: Body responsible for the test

Materials and methods

Test guideline
according to guideline
other: Commission Directive 92/69/EEC, Method C.4-C (CO2 Evolution Test).
GLP compliance:

Study design

Reference substance
Reference substance:
other: Sodium benzoate.

Results and discussion

% Degradation
Sampling time:
28 d
Details on results:
Points of degradation plot (test substance):
4 % degradation after 2 d
6 % degradation after 8 d
4 % degradation after 14 d
14 % degradation after 20 d
9 % degradation after 28 d

BOD5 / COD results

Results with reference substance:
Points of degradation plot (reference substance):
52 % degradation after 2 d
69 % degradation after 8 d
79 % degradation after 14 d
79 % degradation after 20 d
77 % degradation after 28 d

Applicant's summary and conclusion

Interpretation of results:
other: not readily biodegradable