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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Environmental fate & pathways

Phototransformation in water

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Administrative data

Endpoint:
phototransformation in water
Type of information:
experimental study
Adequacy of study:
key study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2016
Report date:
2016

Materials and methods

Study type:
direct photolysis
Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 316 (Phototransformation of Chemicals in Water - Direct Photolysis)
Deviations:
no

Test material

Study design

Radiolabelling:
yes
Light source:
Xenon lamp
Light spectrum: wavelength in nm:
> 200 - < 800
Relative light intensity:
700
Sensitiser (for indirect photolysis)
Type of sensitiser:
simulated natural water
Concentration of sensitiser:
>= 5 mg/L

Results and discussion

Spectrum of substance
Parameter:
max lambda
Value:
250 nm
Quantum yield (for direct photolysis):
0
Dissipation half-life of parent compound
Key result
DT50:
42.7 d

Applicant's summary and conclusion

Validity criteria fulfilled:
yes