Registration Dossier

Environmental fate & pathways

Hydrolysis

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Administrative data

Endpoint:
hydrolysis
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: EU method C.7

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2004
Report Date:
2004

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
EU Method C.7 (Degradation: Abiotic Degradation: Hydrolysis as a Function of pH)
Deviations:
no
GLP compliance:
yes (incl. certificate)

Test material

Reference
Name:
Unnamed
Type:
Constituent
Type:
Constituent

Results and discussion

Dissipation DT50 of parent compound
pH:
7
Temp.:
70 °C
DT50:
21.5 h

Applicant's summary and conclusion

Conclusions:
The rate of hydrolysis (t1/2)of mandelic acid at the environmentally relevant temperature of 25 deg C has been estimated to be
Executive summary:

Comments:
Estimated half-life of C3RO at 25 degC:
pH 7: 2302 hours (or 96 days)

pH 9: 489 hours (or 20 days)
Test concentration:
Nominal concentration of 350 mg/l