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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
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2005

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 310 (Ready Biodegradability - CO2 in Sealed Vessels (Headspace Test)
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
1,1,1,2,2,3,3,4,5,5,5-undecafluoro-4-(trifluoromethyl)pentane
EC Number:
206-575-6
EC Name:
1,1,1,2,2,3,3,4,5,5,5-undecafluoro-4-(trifluoromethyl)pentane
Cas Number:
355-04-4
Molecular formula:
C6F14
IUPAC Name:
1,1,1,2,2,3,3,4,5,5,5-undecafluoro-4-(trifluoromethyl)pentane

Study design

Oxygen conditions:
aerobic
Inoculum or test system:
activated sludge, domestic (adaptation not specified)
Duration of test (contact time):
ca. 28 d
Initial test substance concentration
Initial conc.:
100 other: ml/l
Parameter followed for biodegradation estimation
Parameter followed for biodegradation estimation:
inorg. C analysis

Results and discussion

% Degradation
Parameter:
% degradation (inorg. C analysis)
Value:
-1
Sampling time:
28 d

Applicant's summary and conclusion

Validity criteria fulfilled:
yes
Interpretation of results:
not inherently biodegradable
Conclusions:
Material does not biodegrade.
Executive summary:

Material does not biodegrade.