Registration Dossier

Environmental fate & pathways

Phototransformation in air

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Administrative data

Endpoint:
phototransformation in air
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: calculation

Data source

Reference
Reference Type:
other: calculation
Title:
No information
Author:
Umweltbundesamt
Year:
1992

Materials and methods

Principles of method if other than guideline:
Method: other (calculated): Atkinson (1988)
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Chloroacetic acid
EC Number:
201-178-4
EC Name:
Chloroacetic acid
Cas Number:
79-11-8
Molecular formula:
C2H3ClO2
IUPAC Name:
2-Chloro-ethanoic acid

Study design

Details on test conditions:
Sensitiser (for indirect photolysis): OH
Sensitiser concentration: 500000 molecule/cm³

Results and discussion

Dissipation half-life of parent compound
DT50:
58 d
Degradation rate constant
Reaction with:
OH radicals
Rate constant:
0 cm³ molecule-1 s-1

Any other information on results incl. tables

Rate constant (for indirect photolysis): = 0.000000000000278 cm³/(molecule*sec)
Degradation in % (for indirect photolysis): = 50 after 58 day(s)

Applicant's summary and conclusion