Registration Dossier

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
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP complianced.

Data source

Reference
Reference Type:
other: Inquiry result from ECHA
Title:
Unnamed
Year:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Directive 92/69/CEE, C.4-B
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
-
EC Number:
425-980-0
EC Name:
-
Cas Number:
129499-78-1
Molecular formula:
C12H18O11
IUPAC Name:
(5R)-5-[(1S)-1,2-dihydroxyethyl]-4-hydroxy-3-{[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-2,5-dihydrofuran-2-one

Study design

Reference substance
Reference substance:
aniline
Remarks:
Aldrich Chemie GmbH

Results and discussion

% Degradation
Parameter:
not specified
Value:
100
Sampling time:
28 d
Details on results:
81 % degradation after 7d
92 % degradation after 14d
100 % degradation after 21d
100 % degradation after 28d

BOD5 / COD results

Results with reference substance:
Points of degradation plot(reference substance):
100 % degradation after 7d
100 % degradation after 14d
100 % degradation after 21d
99 % degradation after 28d

Applicant's summary and conclusion

Interpretation of results:
readily biodegradable