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Diss Factsheets

Toxicological information

Eye irritation

Currently viewing:

Administrative data

Endpoint:
eye irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Study period:
October 07 - 10, 1996
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: The study has been performed according to GLP principles and followed international recommendations.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1996
Report date:
1996

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
other: Directive 92/69/EEC, B.5
Qualifier:
according to guideline
Guideline:
OECD Guideline 405 (Acute Eye Irritation / Corrosion)
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Details on test material:
- Name of test material (as cited in study report): Nikkol VC-IP
- Substance type: Colourless to light yellow transparent liquid
- Physical state: Liquid
- Stability under test conditions: stable
- Storage condition of test material: In refrigerator in the dark

Test animals / tissue source

Species:
rabbit
Strain:
New Zealand White
Details on test animals or tissues and environmental conditions:
TEST ANIMALS
- Source: Broekman Institute, Someren, The Netherlands.
- Age at study initiation: Approx. 8 weeks
- Housing: Individually in labeled cages with perforated floors
- Diet (e.g. ad libitum): approximately 100 grams per day
- Water (e.g. ad libitum): ad libitum
- Acclimation period: at least 5 days
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 21°C
- Humidity (%): 50%
- Air changes (per hr): 15
- Photoperiod (hrs dark / hrs light): 12/12

Test system

Vehicle:
unchanged (no vehicle)
Controls:
other: other eye of each rabbit remained untreated and served as the reference control
Amount / concentration applied:
0.1 ml of the test substance
Duration of treatment / exposure:
The eyes of the test animals have not been washed.
Observation period (in vivo):
72 hours
Number of animals or in vitro replicates:
3
Details on study design:
SCORING SYSTEM: according to OECD 405
TOOL USED TO ASSESS SCORE: fluorescein

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
conjunctivae score
Remarks:
(redness)
Basis:
animal #1
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
3
Irritation parameter:
conjunctivae score
Remarks:
(redness)
Basis:
animal #2
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0.7
Max. score:
3
Reversibility:
fully reversible within: 72 hours
Irritation parameter:
conjunctivae score
Remarks:
(redness)
Basis:
animal #3
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
3
Irritation parameter:
chemosis score
Basis:
animal #1
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
4
Irritation parameter:
chemosis score
Basis:
animal #2
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
4
Irritation parameter:
chemosis score
Basis:
animal #3
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
4
Irritation parameter:
cornea opacity score
Basis:
animal #1
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
4
Irritation parameter:
cornea opacity score
Basis:
animal #2
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
4
Irritation parameter:
cornea opacity score
Basis:
animal #3
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
4
Irritation parameter:
iris score
Basis:
animal #1
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
2
Irritation parameter:
iris score
Basis:
animal #2
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
2
Irritation parameter:
iris score
Basis:
animal #3
Time point:
other: Mean value of score at 24, 48 and 72 h after installation
Score:
0
Max. score:
2
Irritant / corrosive response data:
Reversibility of any observed effect: Changes fully reversible within 3 days
Other effects:
None.

Any other information on results incl. tables

NIKKOL VC-IP was considered minimally irritating (M1) to the rabbit eye (Kay and Calandra interpretation of the calculated maximum Draize score: 3.3).

Applicant's summary and conclusion

Interpretation of results:
not irritating
Remarks:
Migrated information Criteria used for interpretation of results: EU
Conclusions:
NIKKOL VC-IP is not considered irritating when applied to the rabbit eye.