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Diss Factsheets

Administrative data

Description of key information

in vivo skin irritation, test 1984, NZW rabbit on the substance 1: not skin irritant

in vitro skin irritation on FLL sample 3, sample 4 and sample 6, OECD 431: not skin irritant

in vitro eye irritation on FLL sample 3, 4 and 6: not irritating

Key value for chemical safety assessment

Skin irritation / corrosion

Link to relevant study records
Reference
Endpoint:
skin irritation: in vivo
Type of information:
other: read-across from supporting substance (structural analogue or surrogate)
Adequacy of study:
key study
Study period:
1984
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: read across from an old study, no guideline followed.
Qualifier:
equivalent or similar to guideline
Guideline:
other: 67/548 CEE
Deviations:
no
GLP compliance:
no
Species:
rabbit
Strain:
New Zealand White
Details on test animals or test system and environmental conditions:
TEST ANIMALS
- Housing:iron stainless steel cage model 1472 "tecniplast"
- Diet : pellet, ad libitum
- Water : municipal filtered water, ad libitum
- Acclimation period:7 days

ENVIRONMENTAL CONDITIONS
- Temperature (°C):20 ± 1°C
- Humidity (%): 55 ± 15%
- Air changes (per hr):8 per hour
- Photoperiod (hrs dark / hrs light):

IN-LIFE DATES: From: To:
Type of coverage:
occlusive
Preparation of test site:
shaved
Vehicle:
unchanged (no vehicle)
Controls:
yes, concurrent no treatment
Amount / concentration applied:
TEST MATERIAL
- Amount(s) applied: 0.5 g
Duration of treatment / exposure:
one application/ 4 hours
Observation period:
24, 48, 72 hours , 5, and 7 days
Number of animals:
6
Details on study design:
TEST SITE
- Area of exposure: ~ 10 cm^2
- % coverage:
- Type of wrap if used:multiple foil surgical gauze (2.5 X 2.5 cm). The gauze is fixed by ipoallergenic adhesive bandage (Blenderm BM). The entire animal's trunk is protected by elastic bandage (Acrylastic Beyersdorf)

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

SCORING SYSTEM: according to OECD guideline 404
Erithema, Edema
Irritation parameter:
erythema score
Basis:
mean
Time point:
7 d
Score:
ca. 0
Max. score:
4
Reversibility:
fully reversible
Irritation parameter:
edema score
Basis:
mean
Time point:
7 d
Score:
ca. 0
Max. score:
4
Reversibility:
fully reversible
Irritation parameter:
erythema score
Basis:
animal:
Time point:
24/48/72 h
Remarks on result:
not measured/tested
Remarks:
at the time of testing no readings at 24, 48 and 72h were required by the guidelines
Irritation parameter:
edema score
Basis:
animal:
Time point:
24/48/72 h
Remarks on result:
not measured/tested
Remarks:
at the time of testing no readings at 24, 48 and 72h were required by the guidelines

erithema check 1 2 3 4 5 6 mean
24h 1 2 2 1 2 2 1.66
48h 1 2 2 1 2 2 1.66
72h 1 1 2 1 1 2 1.33
5d 0 1 1 1 1 1 0.83
7d 0 0 0 0 0 0 0

erithema check 1 2 3 4 5 6 mean
24h 1 1 0 1 1 0 0.66
48h 1 1 0 1 1 0 0.66
72h 1 0 0 0 1 0 0.33
5d 0 0 0 0 0 0 0
7d 0 0 0 0 0 0 0
Interpretation of results:
other: not irritating
Remarks:
Criteria used for interpretation of results: EU
Conclusions:
Based on results the product Castor oil don't presents any signs of irritation
Executive summary:

Castor oil is tested by Decree 29/7/1983 67/548/CEE .Test item is applied on skin of six Newzeland albino rabbit. Based on results the product Castor oil don't present any signs of irritation.

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (not irritating)

Eye irritation

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed (not irritating)

Respiratory irritation

Endpoint conclusion
Endpoint conclusion:
no study available

Additional information

Justification for classification or non-classification

The substance is not considered irritant or corrosive to skin and eye according to the criteria set out in the Regulation EC 1272/2008 (CLP).