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Toxicological information

Acute Toxicity: dermal

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Administrative data

Endpoint:
acute toxicity: dermal
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Report Date:
1997

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to
Guideline:
OECD Guideline 402 (Acute Dermal Toxicity)
Qualifier:
according to
Guideline:
EU Method B.3 (Acute Toxicity (Dermal))
GLP compliance:
yes
Test type:
standard acute method

Test material

Reference
Name:
Unnamed
Type:
Constituent

Test animals

Species:
rat
Strain:
Wistar
Sex:
male/female

Administration / exposure

Type of coverage:
semiocclusive
Vehicle:
unchanged (no vehicle)
Duration of exposure:
single application
Doses:
2000 mh/kg
No. of animals per sex per dose:
5

Results and discussion

Effect levels
Sex:
male/female
Dose descriptor:
LD50
Effect level:
> 2 000 mg/kg bw
Based on:
test mat.
Mortality:
no deaths occurred.
Clinical signs:
One female was observed with scales on the back from dy 8 to day 10. No clinical signs of systemic toxicity were observed during the observation period.
Body weight:
Within the range of physiological variability known for rats of this strain and age.
Gross pathology:
No macroscopic organ findings wre noted at necropsy.

Applicant's summary and conclusion

Interpretation of results:
not classified
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
The median lethal dose of 3,4-dichloro benzotrifluoride after single dermal administration to rats of both sexes, observed over a period of 14 days, could not be estimated as no death occurred.
LD50 > 2000 mg/kg