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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Biodegradation in water: screening tests

Administrative data

Endpoint:
biodegradation in water: ready biodegradability
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1986
Report date:
1986

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Respirometer test
Principles of method if other than guideline:
Determination of CSB
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
3-chloro-α,α,α-trifluorotoluene
EC Number:
202-642-9
EC Name:
3-chloro-α,α,α-trifluorotoluene
Cas Number:
98-15-7
Molecular formula:
C7H4ClF3
IUPAC Name:
1-chloro-3-(trifluoromethyl)benzene
Test material form:
liquid

Study design

Duration of test (contact time):
28 d
Initial test substance concentrationopen allclose all
Initial conc.:
32 mg/L
Based on:
DOC
Initial conc.:
ca. 70 mg/L
Based on:
other: saturated solution obtained after mixing of 10 g of the substance in 1 L deionized water for 24 h
Parameter followed for biodegradation estimation
Parameter followed for biodegradation estimation:
other: CSB elimination

Results and discussion

% Degradation
Key result
Parameter:
other: CSB elimination
Value:
< 10
Sampling time:
28 d

Applicant's summary and conclusion

Conclusions:
The test item is not ready biodegradable.