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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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: Annex to Directive 92/69/EEC, Procedure C.4-C "CO2 Evolution Test" (OECD Procedure 301B, adopted 1992) US EPA, OPPTS Method 835.3110 (m)
GLP compliance:
yes

Study design

Reference substance
Reference substance:
other: Sodium benzoate

Results and discussion

% Degradation
Value:
42
Sampling time:
28 d
Details on results:
Points of degradation plot (test substance):
2 % degradation after 2 d
4 % degradation after 3 d
5 % degradation after 4 d
6 % degradation after 6 d
8 % degradation after 8 d
14 % degradation after 10 d
25 % degradation after 13 d
31 % degradation after 15 d
35 % degradation after 17 d
38 % degradation after 21 d
42 % degradation after 28 d
43 % degradation after 29 d

BOD5 / COD results

Results with reference substance:
Points of degradation plot (reference substance):
20 % degradation after 2 d
40 % degradation after 3 d
53 % degradation after 4 d
64 % degradation after 6 d
71 % degradation after 8 d
76 % degradation after 10 d
81 % degradation after 13 d
83 % degradation after 15 d
84 % degradation after 17 d
86 % degradation after 21 d
87 % degradation after 28 d
88 % degradation after 29 d

Applicant's summary and conclusion

Interpretation of results:
other: not readily biodegradable