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EC number: 812-656-2 | CAS number: -
Toxicological information
Eye irritation
Currently viewing:
Administrative data
- Endpoint:
- eye irritation: in vivo
- Type of information:
- migrated information: read-across based on grouping of substances (category approach)
- Adequacy of study:
- weight of evidence
- Study period:
- 31 Jan - 07 Feb 2002
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: GLP-guideline study with acceptable restrictions (no data on analytical purity; no eye washing performed after treatment)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 002
- Report date:
- 2002
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 405 (Acute Eye Irritation / Corrosion)
- Version / remarks:
- adopted in 1987
- Deviations:
- yes
- Remarks:
- no data on analytical purity; no eye washing performed after treatment
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion)
- Version / remarks:
- adopted in 1992
- Deviations:
- yes
- Remarks:
- no data on analytical purity; no eye washing performed after treatment
- GLP compliance:
- yes
- Remarks:
- Department of health of the government of the United Kingdom, UK
Test material
- Reference substance name:
- Fatty acids, C16-18 and C18-unsatd., branched and linear, esters with trimethylolpropane
- Cas Number:
- 403507-18-6
- Molecular formula:
- not applicable, substance is a UVCB
- IUPAC Name:
- Fatty acids, C16-18 and C18-unsatd., branched and linear, esters with trimethylolpropane
- Details on test material:
- - Name of test material (as cited in study report): only trade name given
- Physical state: dark amber slightly viscous liquid
- Analytical purity: no data
- Storage condition of test material: room temperature in the dark
Constituent 1
Test animals / tissue source
- Species:
- rabbit
- Strain:
- New Zealand White
- Details on test animals or tissues and environmental conditions:
- TEST ANIMALS
- Source: David Percival Ltd, Moston, Sandbach, Chesire, UK
- Age at study initiation: 12 to 16 weeks
- Weight at study initiation: 2.0-3.5 kg
- Housing: individually housed in suspended metal cages.
- Diet: certified Rabbit Diet (PMI Nutrition International, Nottingham, UK), ad libitum
- Water: ad libitum
- Acclimation period: 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: the untreated 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):
- 3 days
Reading time points: 1, 24, 48 and 72 h - Number of animals or in vitro replicates:
- 1 female and 2 males
- Details on study design:
- SCORING SYSTEM: Draize scoring system
TOOL USED TO ASSESS SCORE: light source from a standard ophthalmoscope
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- cornea opacity score
- Basis:
- mean
- Remarks:
- out of all 3 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 3 animals
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 2
- Reversibility:
- other: reversibility: not applicable
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #1
- Time point:
- 24/48/72 h
- Score:
- 0.33
- Max. score:
- 3
- Reversibility:
- fully reversible within: 48 h
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #2
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 3
- Reversibility:
- other: reversibility: not applicable
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #3
- 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 3 animals
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 4
- Reversibility:
- other: reversibility: not applicable
- Irritant / corrosive response data:
- No corneal or iris effects occurred during the study.
Moderate conjuctival irritation was observed in all treated eyes (3/3) one hour after treatment.
Minimal conjuctival irritation was noted in two treated eyes (2/3) at 24 h observation time.
Applicant's summary and conclusion
- Interpretation of results:
- not irritating
- Remarks:
- Migrated information Criteria used for interpretation of results: EU
- Conclusions:
- CLP: not classified
DSD: not classified
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