Registration Dossier
Registration Dossier
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EC number: 267-090-3 | CAS number: 67786-14-5
Eye irritation
Administrative data
- Endpoint:
- eye irritation: in vivo
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 20 Mar - 01 Apr 1996
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 996
- Report date:
- 1996
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 405 (Acute Eye Irritation / Corrosion)
- GLP compliance:
- yes
Test material
- Reference substance name:
- Sodium 6-amino-4-hydroxy-5-[[2-(trifluoromethyl)phenyl]azo]naphthalene-2-sulphonate
- EC Number:
- 267-090-3
- EC Name:
- Sodium 6-amino-4-hydroxy-5-[[2-(trifluoromethyl)phenyl]azo]naphthalene-2-sulphonate
- Cas Number:
- 67786-14-5
- Molecular formula:
- C17H12F3N3O4S.Na
- IUPAC Name:
- sodium 6-amino-4-hydroxy-5-[[2-(trifluoromethyl)phenyl]azo]naphthalene-2-sulphonate
- Test material form:
- solid: particulate/powder
Constituent 1
Test animals / tissue source
- Species:
- rabbit
- Strain:
- New Zealand White
- Details on test animals or tissues and environmental conditions:
- TEST ANIMALS
- Source: Karl Thomae GmbH, Biberach, Germany
- Age at study initiation: 15 weeks
- Weight at study initiation: male: 2.7 kg, females: 3.0 kg
- Housing: stainless steel cages
- Diet (e.g. ad libitum): ad lib.
- Water (e.g. ad libitum): ad lib.
- Acclimation period: 4 days
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 17 - 23°C
- Humidity (%): 40 - 70% rh
- Air changes (per hr): 10 - 15
- Photoperiod (hrs dark / hrs light): 12/12 h
Test system
- Vehicle:
- unchanged (no vehicle)
- Controls:
- yes, concurrent no treatment
- Amount / concentration applied:
- 0.1 g / animal (left eye treated, right eye control)
- Duration of treatment / exposure:
- one treatment at 0 h
- Observation period (in vivo):
- 7 days
- Number of animals or in vitro replicates:
- 2 females, 1 male
- Details on study design:
- REMOVAL OF TEST SUBSTANCE
- Washing (if done): no
SCORING SYSTEM: Draize system
TOOL USED TO ASSESS SCORE: hand-slit lamp
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- cornea opacity score
- Basis:
- mean
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 4
- Remarks on result:
- no indication of irritation
- Irritation parameter:
- iris score
- Basis:
- mean
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 2
- Remarks on result:
- no indication of irritation
- Irritation parameter:
- conjunctivae score
- Basis:
- mean
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 3
- Remarks on result:
- no indication of irritation
- Irritation parameter:
- chemosis score
- Basis:
- mean
- Time point:
- 24/48/72 h
- Score:
- 0.1
- Max. score:
- 4
- Remarks on result:
- no indication of irritation
- Irritant / corrosive response data:
- No signs of corrosion observed. Swelling of conjuctivae was fully reversible within 24 h.
- Other effects:
- Light red to red staining (test item) of sclera and conjunctivae observed in all animals, fully reversible within 7 days.
Applicant's summary and conclusion
- Interpretation of results:
- GHS criteria not met
- Conclusions:
- The test item did not cause any signs of irritation or corrosion in rabbit eyes. The substance is classifiable according to the CLP Regulation.
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