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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:
February 7th 2011 to June 1st 2011
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2011
Report date:
2011

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 301 D (Ready Biodegradability: Closed Bottle Test)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Remarks:
Certificate n°: GIPC 2011/13 March 7th 2011

Test material

Constituent 1
Reference substance name:
Epoxy Resin T1600
EC Number:
937-130-0
IUPAC Name:
Epoxy Resin T1600

Study design

Oxygen conditions:
aerobic
Inoculum or test system:
activated sludge, domestic, non-adapted
Duration of test (contact time):
28 d
Initial test substance concentration
Initial conc.:
0.6 g/L
Based on:
ThOD/L

Results and discussion

% Degradation
Parameter:
% degradation (O2 consumption)
Value:
16
Sampling time:
28 d

BOD5 / COD results

BOD5 / COD
Parameter:
BOD5
Value:
0.82 g O2/g test mat.

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Interpretation of results:
under test conditions no biodegradation observed
Conclusions:
EPOXY RESIN T1600 is not readily biodegradable