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EC number: 500-114-5 | CAS number: 52408-84-1 1 - 6.5 moles propoxylated
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:
- 26.07.1999 to 10.08.1999
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 999
- Report date:
- 1999
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 405 (Acute Eye Irritation / Corrosion)
- Version / remarks:
- February 1987
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion)
- Version / remarks:
- January 1997
- Deviations:
- no
- GLP compliance:
- yes
Test material
- Reference substance name:
- Glycerol, propoxylated, esters with acrylic acid
- EC Number:
- 500-114-5
- EC Name:
- Glycerol, propoxylated, esters with acrylic acid
- Cas Number:
- 52408-84-1
- Molecular formula:
- (C3H6O)m(C3H6O)n(C3H6O)oC12H14O6
- IUPAC Name:
- Poly[oxy(methyl-1,2-ethanediyl)], .alpha.,.alpha.',.alpha.''-1,2,3- propanetriyltris[.omega.-[(1-oxo-2-propenyl)oxy]]-
Constituent 1
- Specific details on test material used for the study:
- - Lot/batch No.: 9915159652
- Expiration date of the lot/batch: June 2000
Test animals / tissue source
- Species:
- rabbit
- Strain:
- New Zealand White
- Details on test animals or tissues and environmental conditions:
- TEST ANIMALS
- Source: Charles River, Deutschland GmbH, Stolzenseeweg 32-36, 88353 Kißlegg
- Weight at study initiation: 1.8 kg
- Housing: individually in PPO cages (floor area: 2576 cm2) with perforated floor
- Diet ad libitum; pelleted complete rabbit diet "Altromin 2123" from Altromin, 0-32791 Lage, Lippe
- Water ad libitum; domestic quality drinking water acidified with hydrochloric acid to pH 2.5 in order to prevent microbial growth
- Acclimation period: 1 week
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 20 ± 3
- Humidity (%): 55% ± 15
- Air changes (per hr): 10
- Photoperiod (hrs dark / hrs light): 12/12
Test system
- Vehicle:
- unchanged (no vehicle)
- Controls:
- other: right eye served as control
- Amount / concentration applied:
- TEST MATERIAL
- Amount applied: 0.1 mL - Duration of treatment / exposure:
- Test substance was placed and first examination take place after 24h
- Observation period (in vivo):
- 72h (1h, 24h, 48h and 72h readings)
- Number of animals or in vitro replicates:
- 3
- Details on study design:
- REMOVAL OF TEST SUBSTANCE
- Washing: no
SCORING SYSTEM: according to Draize
TOOL USED TO ASSESS SCORE: hand-slit lamp / fluorescein
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- cornea opacity score
- Remarks:
- opacity degree
- Basis:
- animal #1
- Time point:
- 24/48/72 h
- Score:
- 1
- Max. score:
- 4
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- cornea opacity score
- Basis:
- animal #2
- Time point:
- 24/48/72 h
- Score:
- 1
- Max. score:
- 4
- Reversibility:
- fully reversible within: 14 days
- Irritation parameter:
- cornea opacity score
- Basis:
- animal #3
- Time point:
- 24/48/72 h
- Score:
- 1
- Max. score:
- 4
- Reversibility:
- fully reversible within: 14 days
- Irritation parameter:
- iris score
- Remarks:
- lesion
- Basis:
- animal #1
- Time point:
- 24/48/72 h
- Score:
- 1
- Max. score:
- 2
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- iris score
- Basis:
- animal #2
- Time point:
- other: mean of 24h, 48h and 72h
- Score:
- 1
- Max. score:
- 2
- Reversibility:
- fully reversible within: 14 days
- Irritation parameter:
- iris score
- Basis:
- animal #3
- Time point:
- 24/48/72 h
- Score:
- 1
- Max. score:
- 2
- Reversibility:
- fully reversible within: 14 days
- Irritation parameter:
- conjunctivae score
- Remarks:
- redness
- Basis:
- animal #1
- Time point:
- 24/48/72 h
- Score:
- 2
- Max. score:
- 3
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #2
- Time point:
- 24/48/72 h
- Score:
- 3
- Max. score:
- 3
- Reversibility:
- fully reversible within: 14 days
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #3
- Time point:
- 24/48/72 h
- Score:
- 3
- Max. score:
- 3
- Reversibility:
- fully reversible within: 14 days
- Irritation parameter:
- chemosis score
- Remarks:
- Oedema of conjunctiva
- Basis:
- animal #1
- Time point:
- 24/48/72 h
- Score:
- 1.67
- Max. score:
- 4
- Reversibility:
- fully reversible within: 7 days
- Irritation parameter:
- chemosis score
- Basis:
- animal #2
- Time point:
- 24/48/72 h
- Score:
- 2.33
- Max. score:
- 4
- Reversibility:
- fully reversible within: 14 days
- Irritation parameter:
- chemosis score
- Basis:
- animal #3
- Time point:
- 24/48/72 h
- Score:
- 2
- Max. score:
- 4
- Reversibility:
- fully reversible within: 14 days
- Irritant / corrosive response data:
- Well-defined to moderate signs of irritation were observed on the treated eyes.
Applicant's summary and conclusion
- Interpretation of results:
- Category 2 (irritating to eyes) based on GHS criteria
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