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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Skin irritation / corrosion

Currently viewing:

Administrative data

Endpoint:
skin irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
review article or handbook
Title:
Evaluation of the cutaneous irritation potential of 56 compounds
Author:
Guillot J.P., Gonnet J.F., Clement C.
Year:
1982
Bibliographic source:
Food and Chemical Toxicology, 20

Materials and methods

Principles of method if other than guideline:
According to OECD 404
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Disodium hexafluorosilicate
EC Number:
240-934-8
EC Name:
Disodium hexafluorosilicate
Cas Number:
16893-85-9
Molecular formula:
F6Si.2Na
IUPAC Name:
disodium hexafluorosilicate

Test animals

Species:
rabbit
Strain:
other: New Zeland strain
Details on test animals or test system and environmental conditions:
No data

Test system

Type of coverage:
semiocclusive
Preparation of test site:
shaved
Vehicle:
other: The substance was applied in ganze pads
Controls:
no
Amount / concentration applied:
Animals were exposed to 0.5 g of the substance for 4 hours.
Duration of treatment / exposure:
4 h
Observation period:
1, 24, 48, 72 h
Number of animals:
6

Results and discussion

In vivo

Results
Irritation parameter:
primary dermal irritation index (PDII)
Basis:
mean
Time point:
other: 2
Score:
ca. 0.04
Reversibility:
fully reversible within: 24h
Irritant / corrosive response data:
Disodium hexafluorosilicate does not show irritating effects.

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: expert judgment
Conclusions:
After 14 days no signs of irritation on skin were evident. Thus, this substance cannot be classified as irritating.