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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
Cross-reference
Reason / purpose:
reference to other study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report Date:
2009

Materials and methods

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

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
- Physical state: liquid
- Content: 100%
- molecular weight: approx. 235

Test animals

Species:
rabbit
Strain:
New Zealand White

Test system

Type of coverage:
semiocclusive
Preparation of test site:
shaved
Vehicle:
unchanged (no vehicle)
Controls:
other: contralateral untreated skin area of test animals served as control
Amount / concentration applied:
Amount: 0.5 ml
Duration of treatment / exposure:
4 hours
Observation period:
1, 24, 48, 72 hours, 7 and 14 days after application
Number of animals:
3
Details on study design:
TEST SITE
- Area of exposure: approx. 2.5 x 2.5 cm
- Type of wrap if used: gauze patch

REMOVAL OF TEST SUBSTANCE
- Washing: treated skin area carefully washed with water
- Time after start of exposure: 4 hours

SCORING SYSTEM: Draize

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
animal: #1-#3
Time point:
other: 24, 48, 72 hours
Score:
0
Max. score:
4
Reversibility:
other: not applicable
Irritation parameter:
edema score
Basis:
animal: #1-#3
Time point:
other: 24, 48, 72 hours
Score:
0
Max. score:
4
Reversibility:
other: not applicable
Other effects:
There were no systemic intolerance reactions.

Applicant's summary and conclusion

Conclusions:




Classification: not irritating
Executive summary:

Ethane-1,2 -diol, propoxylated is not an irritant to the rabbit skin. No relevant systemic intolerance reactions were observed.