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EC number: 210-826-5 | CAS number: 624-03-3
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data
![](https://echa.europa.eu/o/diss-blank-theme/images/factsheets/A-REACH/factsheet/print_toxicological-information.png)
Eye irritation
Administrative data
- Endpoint:
- eye irritation: in vivo
- Type of information:
- read-across based on grouping of substances (category approach)
- Adequacy of study:
- key study
- Study period:
- 05 Jun 1991 - 08 Jun 1991
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- comparable to guideline study with acceptable restrictions
- Remarks:
- Only 72 h observation period, analytical purity of test substance not clearly specified.
- Justification for type of information:
- Refer to category justification provided in the category object.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 991
- Report date:
- 1991
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 405 (Acute Eye Irritation / Corrosion)
- Deviations:
- yes
- Remarks:
- analytical purity of test substance not clearly specified; observation period terminated at 72 h, although not fully reversible at that point
- Qualifier:
- according to guideline
- Guideline:
- other: FHSA/CPSC: Federal Hazardous Substances Control Act, 16 CFR 1500.42
- GLP compliance:
- not specified
Test material
- Reference substance name:
- Ethylene distearate
- EC Number:
- 211-014-3
- EC Name:
- Ethylene distearate
- Cas Number:
- 627-83-8
- Molecular formula:
- C38H74O4
- IUPAC Name:
- ethane-1,2-diyl dioctadecanoate
Constituent 1
Test animals / tissue source
- Species:
- rabbit
- Strain:
- New Zealand White
- Details on test animals or tissues and environmental conditions:
- TEST ANIMALS
- Source: Davidson's Mill Farm, S. Brunswick, NJ, USA
- Housing: individually in suspended stainless steel caging with mesh floors.
- Diet: pelleted Purina Rabbit Chow, ad libitum
- Water: tap water, ad libitum
- Acclimation period: 34 or 51 days
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 20.5-21.5
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 g
- Duration of treatment / exposure:
- single application without washing
- Observation period (in vivo):
- 72 h
Reading time points: 24, 48 and 72 h - Number of animals or in vitro replicates:
- 3 males and 3 females
- Details on study design:
- SCORING SYSTEM: Draize scoring system
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- cornea opacity score
- Basis:
- mean
- Remarks:
- out of all 6 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 6 animals
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 2
- Reversibility:
- other: reversibility: not applicable
- Irritation parameter:
- chemosis score
- Basis:
- animal #1
- Time point:
- 24/48/72 h
- Score:
- 0.33
- Max. score:
- 4
- Reversibility:
- fully reversible within: 48 h
- Irritation parameter:
- chemosis score
- Basis:
- animal: #2, #3, #4, #5 and #6
- Time point:
- 24/48/72 h
- Score:
- 0
- Max. score:
- 4
- Reversibility:
- other: reversibility: not applicable
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #1
- Time point:
- 24/48/72 h
- Score:
- 1
- Max. score:
- 3
- Reversibility:
- not fully reversible within: 72 h
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #2
- Time point:
- 24/48/72 h
- Score:
- 0.66
- Max. score:
- 3
- Reversibility:
- fully reversible within: 72 h
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #3
- Time point:
- 24/48/72 h
- Score:
- 1.33
- Max. score:
- 3
- Reversibility:
- not fully reversible within: 72 h
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #4
- Time point:
- 24/48/72 h
- Score:
- 0.33
- Max. score:
- 3
- Reversibility:
- fully reversible within: 48 h
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #5
- Time point:
- 24/48/72 h
- Score:
- 1
- Max. score:
- 3
- Reversibility:
- fully reversible within: 72 h
- Irritation parameter:
- conjunctivae score
- Basis:
- animal #6
- Time point:
- 24/48/72 h
- Score:
- 0.33
- Max. score:
- 3
- Reversibility:
- fully reversible within: 48 h
- Irritant / corrosive response data:
- Cornea: No effects on cornea were observed during the study period in any animal.
Iris: No iritis was observed in any animal at any reading time point.
Conjunctivae: After 24 h in 4/6 animals mild redness was observed and in 2/6 a moderate redness was apparent. At the 48 h reading time point in 4/6 animals mild redness was visible being fully reversible in 2 animals and persistent up to the 72 h reading time point in 2 animals, as well.
After 24 h in 1/6 animals mild chemosis was apparent being fully reversible within 48 h. - Other effects:
- All animals appeared active and healthy. Apart from the eye irritation noted in Table 1, there were no signs of systemic toxicity, adverse pharmacologic effects or abnormal behavior.
Any other information on results incl. tables
Table1. Results of eye irritation study.
Rabbit # | Time [h] | conjunctivae | iris | cornea | |
redness | swelling | ||||
8797 | 24 | 1 | 1 | 0 | 0 |
48 | 1 | 0 | 0 | 0 | |
72 | 1 | 0 | 0 | 0 | |
average | 1.0 | 0.3 | 0.0 | 0.0 | |
8798 | 24 | 1 | 0 | 0 | 0 |
48 | 1 | 0 | 0 | 0 | |
72 | 0 | 0 | 0 | 0 | |
average | 0.7 | 0.0 | 0.0 | 0.0 | |
8799 | 24 | 2 | 0 | 0 | 0 |
48 | 1 | 0 | 0 | 0 | |
72 | 1 | 0 | 0 | 0 | |
average | 1.3 | 0.0 | 0.0 | 0.0 | |
8800 | 24 | 1 | 0 | 0 | 0 |
48 | 0 | 0 | 0 | 0 | |
72 | 0 | 0 | 0 | 0 | |
average | 0.3 | 0.0 | 0.0 | 0.0 | |
8801 | 24 | 2 | 0 | 0 | 0 |
48 | 1 | 0 | 0 | 0 | |
72 | 0 | 0 | 0 | 0 | |
average | 1.0 | 0.0 | 0.0 | 0.0 | |
8802 | 24 | 1 | 0 | 0 | 0 |
48 | 0 | 0 | 0 | 0 | |
72 | 0 | 0 | 0 | 0 | |
average | 0.3 | 0.0 | 0.0 | 0.0 | |
Time [h] | conjunctivae | iris | cornea | ||
redness | swelling | ||||
average | 24 | 1.33 | 0.17 | 0.00 | 0.00 |
48 | 0.67 | 0.00 | 0.00 | 0.00 | |
72 | 0.33 | 0.00 | 0.00 | 0.00 | |
24+48 +72 | 0.78 | 0.06 | 0.00 | 0.00 |
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.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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