Registration Dossier

Environmental fate & pathways

Biodegradation in water: screening tests

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Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
key study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1987
Report Date:
1987

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
OECD Guideline 301 E (Ready biodegradability: Modified OECD Screening Test)
Deviations:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent

Study design

Inoculum or test system:
activated sludge, non-adapted
Duration of test (contact time):
35 d

Results and discussion

% Degradationopen allclose all
Parameter:
% degradation (DOC removal)
Value:
0
St. dev.:
0
Sampling time:
0 d
Remarks on result:
other:
Parameter:
% degradation (DOC removal)
Value:
0
St. dev.:
0
Sampling time:
7 d
Remarks on result:
other:
Parameter:
% degradation (DOC removal)
Value:
0
St. dev.:
0
Sampling time:
14 d
Remarks on result:
other:
Parameter:
% degradation (DOC removal)
Value:
0
St. dev.:
0
Sampling time:
21 d
Remarks on result:
other:
Parameter:
% degradation (DOC removal)
Value:
0
St. dev.:
0
Sampling time:
35 d
Remarks on result:
other:

Applicant's summary and conclusion

Validity criteria fulfilled:
yes