Registration Dossier

Toxicological information

Acute Toxicity: inhalation

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Administrative data

Endpoint:
acute toxicity: inhalation
Type of information:
experimental study
Adequacy of study:
disregarded due to major methodological deficiencies
Reliability:
3 (not reliable)
Rationale for reliability incl. deficiencies:
other: Short notice without any information only

Data source

Reference
Reference Type:
other: Information letter
Title:
Unnamed
Year:
2010

Materials and methods

Principles of method if other than guideline:
no description of study design available
GLP compliance:
not specified
Test type:
other: no information

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
not specified

Test animals

Species:
rat
Strain:
not specified
Sex:
not specified

Administration / exposure

Route of administration:
inhalation: dust
Type of inhalation exposure:
not specified
Vehicle:
not specified
Details on inhalation exposure:
mass median aerodynamic diameter: 3.2 to 3.6 µm (88% less than 10 µm)
Analytical verification of test atmosphere concentrations:
not specified
Remarks on duration:
no data
Concentrations:
3.3 mg/L
No. of animals per sex per dose:
no data
Control animals:
not specified
Details on study design:
none
Statistics:
no data

Results and discussion

Preliminary study:
no data
Effect levels
Sex:
not specified
Dose descriptor:
LC50
Effect level:
3.3 mg/L air
Mortality:
no data
Clinical signs:
other: no data
Body weight:
no data
Gross pathology:
no data
Other findings:
no data

Applicant's summary and conclusion

Interpretation of results:
other: data not sufficient for classification purposes
Remarks:
Criteria used for interpretation of results: other: n.a.
Conclusions:
data not sufficient for classification purposes