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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
Study period:
13-16.12.1994
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1995
Report date:
1995

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method B.4 (Acute Toxicity: Dermal Irritation / Corrosion)
Deviations:
no
GLP compliance:
yes

Test material

Constituent 1
Details on test material:
Name of test material (as cited in study report): Coagulant 122 (solid)
Substance type: Clear yellow liquid
Physical state: 80.4% solids
Batch number: 9435262-8489-A
Storage condition of test material: 4°C in the dark under nitrogen

Test animals

Species:
rabbit
Strain:
New Zealand White

Test system

Type of coverage:
semiocclusive
Preparation of test site:
clipped
Vehicle:
other:
Controls:
yes
Amount / concentration applied:
539 mg
Duration of treatment / exposure:
4 h
Observation period:
Clinical signs:
All animals were observed daily for signs of ill health or toxicity.
Dermal responses:
Examination of the treated skin was made on Day 1 (i.e. approximately 60 minutes after removal of the dressings) and on Days 2,3 and 4 (equivalent to24, 48 and 72 hours after exposure).
Number of animals:
3

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
animal #1
Remarks:
(mean score 1)
Time point:
24/48/72 h
Score:
0
Reversibility:
not specified
Remarks on result:
other: Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Remarks:
Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Irritation parameter:
erythema score
Basis:
animal #2
Remarks:
(mean score 2)
Time point:
24/48/72 h
Score:
0
Reversibility:
not specified
Remarks on result:
other: Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Remarks:
Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Irritation parameter:
erythema score
Basis:
animal #3
Remarks:
(mean score 3)
Time point:
24/48/72 h
Score:
0
Reversibility:
not specified
Remarks on result:
other: Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Remarks:
Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Irritation parameter:
edema score
Basis:
animal #1
Remarks:
(mean score 1)
Time point:
24/48/72 h
Score:
0
Reversibility:
not specified
Remarks on result:
other: Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Remarks:
Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Irritation parameter:
edema score
Basis:
animal #2
Remarks:
(mean score 2)
Time point:
24/48/72 h
Score:
0
Reversibility:
not specified
Remarks on result:
other: Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Remarks:
Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Irritation parameter:
edema score
Basis:
animal #3
Remarks:
(mean score 3)
Time point:
24/48/72 h
Score:
0
Reversibility:
not specified
Remarks on result:
other: Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Remarks:
Max. duration: 0 d; Max. value at end of observation period: 0 (related to all animals)
Other effects:
There were no signs of toxicity or ill health in any rabbit.

Applicant's summary and conclusion

Interpretation of results:
not classified
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
Coagulant 122 (solid) does not require labelling with H315 cat.2: Causes skin irritation, in accordance with Regulation (EC) No 1272/2008.
Executive summary:

A study was performed to assess the skin irritation potential of Coagulant 122 (solid) to the rabbit.

The method followed was that described in EEC Methods for the determination of toxicity, Annex to Directive 92/69/EEC (OJ No. L383A, 29.12.92), Part B, Method B.4. Acure toxicity (skin irritation).

Three rabbits were each administered a single dermal dose of 0.5 ml of the test substance and observed for four days.

No reactions were observed following a single semi-occlusive application of Coagulant 122 (solid) to intact rabbit skin for four hours.