Registration Dossier

Administrative data

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

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1995
Report Date:
1995

Materials and methods

Test guideline
Qualifier:
equivalent or similar to
Guideline:
OECD Guideline 111 (Hydrolysis as a Function of pH)
Deviations:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
liquid
Radiolabelling:
no

Results and discussion

Total recovery of test substance (in %)open allclose all
% Recovery:
ca. 93.8
pH:
9
Temp.:
25 °C
Duration:
ca. 24 h
% Recovery:
ca. 72.6
pH:
9
Temp.:
25 °C
Duration:
ca. 166 h
% Recovery:
ca. 45
pH:
9
Temp.:
25 °C
Duration:
ca. 243 h
% Recovery:
ca. 37.2
pH:
9
Temp.:
25 °C
Duration:
ca. 337 h
% Recovery:
ca. 30
pH:
9
Temp.:
25 °C
Duration:
ca. 411 h
Dissipation DT50 of parent compoundopen allclose all
Key result
pH:
4
Temp.:
25 °C
DT50:
> 1 yr
Type:
not specified
Key result
pH:
7
Temp.:
25 °C
DT50:
> 1 yr
Type:
not specified
Key result
pH:
9
Temp.:
25 °C
Hydrolysis rate constant:
ca. 8.6 s-1
DT50:
ca. 224 h
Type:
(pseudo-)first order (= half-life)
Remarks on result:
other:

Applicant's summary and conclusion

Validity criteria fulfilled:
yes