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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
skin irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1995
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Analogue substance tested; GLP study using standard method

Data source

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

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
other: 92/69/EEC, B4
Qualifier:
according to guideline
Guideline:
OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
GLP compliance:
yes

Test material

Test animals

Species:
rabbit
Strain:
New Zealand White
Details on test animals or test system and environmental conditions:
TEST ANIMALS
- Source:D. Percival, Mosto Cheshire, UK
- Age at study initiation: 12 - 16 weeks
- Weight at study initiation: 2,53 -2,88 kg
- Housing:individual
- Diet (e.g. ad libitum): ad- lib.
- Water (e.g. ad libitum): ad lib.
- Acclimation period: >5 d

ENVIRONMENTAL CONDITIONS
- Temperature (°C): 17-21 C
- Humidity (%): 49-69
- Air changes (per hr) : 15
- Photoperiod (hrs dark / hrs light): 12 /12

Test system

Type of coverage:
semiocclusive
Preparation of test site:
shaved
Vehicle:
water
Remarks:
Substance applied as supplied moistened with distilled water
Controls:
not required
Amount / concentration applied:
500 mg
Duration of treatment / exposure:
4 h
Observation period:
3 d
Number of animals:
3
Details on study design:
TEST SITE
- Area of exposure: 6,25 cm²
- Type of wrap if used: cotton gauze + surgical adhesive tape

REMOVAL OF TEST SUBSTANCE
- Washing (if done): with water
- Time after start of exposure: 4h

SCORING SYSTEM: Draize scale (Draize J.H. "Dermal and eye toxicity tests" In: Principles and procedures for evaluating the toxicity of household substances, National academy of sciences, Washington D.C.; USA 1977, p. 31)

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
mean
Time point:
other: 24, 48 and 72 h
Score:
0
Max. score:
1
Reversibility:
fully reversible within: 24 h
Irritation parameter:
erythema score
Basis:
mean
Time point:
other: 24, 48 and 72 h
Score:
0
Max. score:
0
Other effects:
no

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information not classified Criteria used for interpretation of results: EU
Conclusions:
An analogue substance did not produce significant irritation responses in rabbits, Thus, the substanceis not expected to cause skin irritation.