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Toxicological information

Skin irritation / corrosion

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Administrative data

Endpoint:
skin irritation / corrosion, other
Remarks:
in vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
comparable to guideline study with acceptable restrictions

Data source

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

Materials and methods

Test guideline
Qualifier:
equivalent or similar to guideline
Guideline:
OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
Deviations:
yes
Remarks:
e.g. 24 h occluded exposure, 48 h scoring missing, observation period only 72 h
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium dodecyl sulphate
EC Number:
205-788-1
EC Name:
Sodium dodecyl sulphate
Cas Number:
151-21-3
Molecular formula:
C12H26O4S.Na
IUPAC Name:
sodium dodecyl sulfate

Test animals

Species:
rabbit
Strain:
New Zealand White
Details on test animals or test system and environmental conditions:
No data

Test system

Type of coverage:
occlusive
Preparation of test site:
shaved
Vehicle:
unchanged (no vehicle)
Controls:
not required
Amount / concentration applied:
0.5 mL
Duration of treatment / exposure:
24 h
Observation period:
72 h
Number of animals:
6

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
mean
Time point:
other: 24+72 h
Score:
2.2
Max. score:
4
Reversibility:
not fully reversible within: 72 h
Irritation parameter:
edema score
Basis:
mean
Time point:
other: 24+72 h
Score:
1.7
Max. score:
4
Reversibility:
not fully reversible within: 72 h

Applicant's summary and conclusion

Interpretation of results:
Category 2 (irritant) based on GHS criteria

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