Registration Dossier
Registration Dossier
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EC number: 614-590-8 | CAS number: 68552-19-2
Eye irritation
Administrative data
- Endpoint:
- eye irritation: in vivo
- Type of information:
- experimental study
- Adequacy of study:
- weight of evidence
- Study period:
- 22 Dec 2011- 07 Jan 2012
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 012
- Report date:
- 2012
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 405 (Acute Eye Irritation / Corrosion)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion)
- Deviations:
- no
- GLP compliance:
- yes (incl. QA statement)
- Remarks:
- The department of health of the government of the United Kingdom
Test material
- Reference substance name:
- 147256-33-5
- EC Number:
- 604-580-1
- Cas Number:
- 147256-33-5
- IUPAC Name:
- 147256-33-5
Constituent 1
Test animals / tissue source
- Species:
- rabbit
- Strain:
- New Zealand White
- Details on test animals or tissues and environmental conditions:
- TEST ANIMALS
- Strain (as specified by author): Hsdlf:NZW
- Source: Harlan Laboratories UK Ltd., Leicestershire, UK
- Age at study initiation: 12-20 weeks
- Weight at study initiation: 2.40-2.84 kg
- Housing: individually in suspended cages with environmental enrichment items
- Diet: ad libitum, 2930 Teklad Global Rabbit diet (Harlan Laboratories Ltd., Oxon, UK)
- Water: ad libitum, mains drinking water
- Acclimatisation: at least 5 days
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 17-23
- Humidity (%): 30-70
- Air changes (per hr): at least 15
- Photoperiod (hrs dark / hrs light): 12/12
Test system
- Vehicle:
- unchanged (no vehicle)
- Controls:
- other: left eye served as control
- Amount / concentration applied:
- TEST MATERIAL
- Amount(s) applied (volume or weight with unit): 0.1 mL - Duration of treatment / exposure:
- single application without washing
- Observation period (in vivo):
- 72 h
reading time points: 1, 24, 48 and 72 h - Number of animals or in vitro replicates:
- 3 males
- Details on study design:
- REMOVAL OF TEST SUBSTANCE
- Washing (if done): Yes, eye was rinsed with water
- Time after start of exposure: 24 h
SCORING SYSTEM: Draize scoring system
TOOL USED TO ASSESS SCORE: standard opthalmoscope
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- cornea opacity score
- Basis:
- mean
- Remarks:
- out of all three animals
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 4
- Reversibility:
- other: reversibility: not applicable
- Irritation parameter:
- iris score
- Basis:
- mean
- Remarks:
- out of all three animals
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 2
- Reversibility:
- other: reversibility: not applicable
- Irritation parameter:
- conjunctivae score
- Basis:
- mean
- Remarks:
- out of all three animals
- Time point:
- 24/48/72 h
- Score:
- 0.33
- Max. score:
- 3
- Reversibility:
- fully reversible within: 48 h
- Irritation parameter:
- chemosis score
- Basis:
- mean
- Remarks:
- out of all three animals
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 4
- Reversibility:
- other: reversibility: not applicable
- Irritant / corrosive response data:
- No corneal or iridial effects were noted during the study. Minimal conjunctival irritation (grade 1) was noted in all treated eyes 1 and 24 h after test substance instillation. Effects were fully reversible within 48 h.
- Other effects:
- All animals showed expected gain in bodyweight during the study.
Applicant's summary and conclusion
- Interpretation of results:
- other: CLP/ EU GHS criteria not met, no classification required according to Regulation (EC) No 1272/2008
- Conclusions:
- CLP: not classified
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