Registration Dossier

Environmental fate & pathways

Hydrolysis

Currently viewing:

Administrative data

Endpoint:
hydrolysis
Type of information:
experimental study
Adequacy of study:
key study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report Date:
2012

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
OECD Guideline 111 (Hydrolysis as a Function of pH)
Deviations:
no
Qualifier:
according to
Guideline:
EU Method C.7 (Degradation: Abiotic Degradation: Hydrolysis as a Function of pH)
Deviations:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid: crystalline

Results and discussion

Total recovery of test substance (in %)open allclose all
% Recovery:
92 - 96.6
pH:
4
Temp.:
20 °C
Duration:
30 h
% Recovery:
92 - 96.6
pH:
4
Temp.:
30 °C
Duration:
30 h
% Recovery:
44.9 - 49.5
pH:
7
Temp.:
20 °C
Duration:
30 h
% Recovery:
44.9 - 49.5
pH:
7
Temp.:
30 °C
Duration:
30 h
% Recovery:
9.4 - 15.5
pH:
9
Temp.:
10 °C
Duration:
7 h
% Recovery:
9.4 - 15.5
pH:
9
Temp.:
20
Duration:
7 h
Dissipation DT50 of parent compoundopen allclose all
pH:
4
Temp.:
25 °C
Hydrolysis rate constant:
0.096 h-1
DT50:
7.2 h
pH:
7
Temp.:
25 °C
DT50:
< 2 h
pH:
9
Temp.:
25 °C
DT50:
< 1 h
pH:
1.2
Temp.:
37 °C
DT50:
2.3 h
Remarks on result:
other:

Applicant's summary and conclusion

Validity criteria fulfilled:
yes