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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
acute toxicity: inhalation
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
abstract

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1976
Report date:
1976

Materials and methods

Principles of method if other than guideline:
No information available.
GLP compliance:
no
Remarks:
pre-GLP
Test type:
other: No information available

Test material

Constituent 1
Chemical structure
Reference substance name:
Reaction products of 6-hydroxy-5-nitrosonaphthalene-2-sulfonic acid, chelated with iron (3+), sodium salts.
EC Number:
943-973-5
Molecular formula:
not available being an UVCB substance
IUPAC Name:
Reaction products of 6-hydroxy-5-nitrosonaphthalene-2-sulfonic acid, chelated with iron (3+), sodium salts.

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
Analytical verification of test atmosphere concentrations:
not specified
Duration of exposure:
8 h
No. of animals per sex per dose:
12 animals were exposed to the substance.
Control animals:
not specified

Results and discussion

Effect levels
Remarks on result:
not determinable
Remarks:
no test concentrations are reported
Mortality:
no mortality observed.
Other findings:
no symptoms were observed.

Applicant's summary and conclusion

Interpretation of results:
study cannot be used for classification
Remarks:
the test doses are not reported therefore the effect levels cannot be determined.
Conclusions:
The inhalation exposure to the substance caused no deaths neither other symptoms.
Executive summary:

Method

Twelve rats were exposed to the dust of the substance in a saturated atmosphere for 8 hours. The animals were observed for mortality and other signs at 3 min, 10 min, 30 min, 1 hr, 3 hrs and 8 hrs of exposure.

Results:

After 8 hours of exposure no mortality or other symptoms were observed.

Conclusion

The substance can be considered as non-toxic to the animals under the tested conditions.