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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
migrated information: read-across based on grouping of substances (category approach)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: short report - test was conducted with (Fe, Mn)3O4 (CAS 68186-94-7) as a surrogate for (Fe,Mn)2O3

Data source

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

Materials and methods

Principles of method if other than guideline:
single oral application per gavage, observation time 14 days
GLP compliance:
not specified
Test type:
standard acute method
Limit test:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Manganese ferrite black spinel
EC Number:
269-056-3
EC Name:
Manganese ferrite black spinel
Cas Number:
68186-94-7
Molecular formula:
(Fe,Mn)3O4
IUPAC Name:
manganese ferrite black spinel
Test material form:
solid: particulate/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
Clinical signs:
other:

Any other information on results incl. tables

no mortality, no symptoms

Applicant's summary and conclusion

Executive summary:
Single oral application per gavage, observation time 14 days

Result: no symptoms, no mortality