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Toxicological information

Skin irritation / corrosion

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Administrative data

Endpoint:
skin irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP Guideline study.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1994
Report date:
1994

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
Sulfuric acid, mono-C12-18-alkyl esters, sodium salts
EC Number:
273-257-1
EC Name:
Sulfuric acid, mono-C12-18-alkyl esters, sodium salts
Cas Number:
68955-19-1
Molecular formula:
C12-18H25-37SO4Na
IUPAC Name:
Sulfuric acid, C12-18-alkyl(even numbered) esters, sodium salts
Details on test material:
- Name of test material (as cited in study report): C12/18 fatty alcohol sulfate, sodium salts
- Physical state: White granulate
- Analytical purity: 88.7% a.i.
- Lot/batch No.: Production from 1994-07-08
- Storage condition of test material: No data

Test animals

Species:
rabbit
Strain:
New Zealand White
Details on test animals or test system and environmental conditions:
According to Guideline.

Test system

Type of coverage:
semiocclusive
Preparation of test site:
shaved
Vehicle:
unchanged (no vehicle)
Controls:
not required
Amount / concentration applied:
0.5 g
Duration of treatment / exposure:
4 h
Observation period:
14 days
Number of animals:
3

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
mean
Time point:
other: 24+48+72 h
Score:
3
Max. score:
4
Reversibility:
fully reversible within: 14 days
Irritation parameter:
edema score
Basis:
mean
Time point:
other: 24+48+72 h
Score:
2.3
Max. score:
4
Reversibility:
fully reversible within: 14 days

Applicant's summary and conclusion

Interpretation of results:
irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU