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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Toxicological information

Acute Toxicity: oral

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Administrative data

Endpoint:
acute toxicity: oral
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: short report available; non-GLP study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1977
Report date:
1977

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Single oral application per gavage. Observation period: 14 days. The test substance was applied in water.
GLP compliance:
no
Test type:
standard acute method
Limit test:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Triiron tetraoxide
EC Number:
215-277-5
EC Name:
Triiron tetraoxide
Cas Number:
1317-61-9
Molecular formula:
Fe3O4
IUPAC Name:
Triiron tetraoxide
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder

Test animals

Species:
rat
Strain:
Wistar
Sex:
male

Administration / exposure

Route of administration:
oral: gavage
Vehicle:
water
Doses:
10000 mg/kg bw
No. of animals per sex per dose:
10
Control animals:
not specified

Results and discussion

Effect levels
Sex:
male
Dose descriptor:
LD50
Effect level:
> 10 000 mg/kg bw

Any other information on results incl. tables

Neither sypmtoms nor mortality were observed

Applicant's summary and conclusion

Executive summary:

Rats were dosed with 10000 mg/kg of test substance. Neither symptoms nor mortality were observed.

Therefore it can be concluded, that the test substance is practically non toxic.