Registration Dossier
Registration Dossier
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EC number: 224-235-5 | CAS number: 4259-15-8
Skin irritation / corrosion
Administrative data
- Endpoint:
- skin irritation: in vivo
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 986
- Report date:
- 1986
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- OECD Guideline 404 (Acute Dermal Irritation / Corrosion)
- GLP compliance:
- yes
Test material
- Reference substance name:
- Zinc bis[O,O-bis(2-ethylhexyl)] bis(dithiophosphate)
- EC Number:
- 224-235-5
- EC Name:
- Zinc bis[O,O-bis(2-ethylhexyl)] bis(dithiophosphate)
- Cas Number:
- 4259-15-8
- Molecular formula:
- Too complex
- IUPAC Name:
- 1-Hexanol, 2-ethyl-, O,O-diester with phosphorodithioic acid, zinc salt
Constituent 1
Test animals
- Species:
- rabbit
- Strain:
- New Zealand White
- Details on test animals or test system and environmental conditions:
- TEST ANIMALS
- Source:
- Age at study initiation: 10-15 weeks
- Weight at study initiation:
- Housing: Housed individually in wire-bottom cages
- Diet (e.g. ad libitum): rationed
- Water (e.g. ad libitum): ad libitum
- Acclimation period: 15-36 days
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 17.8-22.2
- Humidity (%): 31-74%
- Air changes (per hr):
- Photoperiod (hrs dark / hrs light): 12 hours
IN-LIFE DATES: From: To:
Test system
- Type of coverage:
- semiocclusive
- Preparation of test site:
- shaved
- Vehicle:
- unchanged (no vehicle)
- Controls:
- no
- Amount / concentration applied:
- TEST MATERIAL
- Amount(s) applied (volume or weight with unit): 0.5 ml
- Concentration (if solution):
VEHICLE
- Amount(s) applied (volume or weight with unit):
- Concentration (if solution):
- Lot/batch no. (if required):
- Purity: - Duration of treatment / exposure:
- 4 hours
- Number of animals:
- 12
- Details on study design:
- TEST SITE
- Area of exposure:
- % coverage:
- Type of wrap if used: gauze wrapped in plastic sheet
REMOVAL OF TEST SUBSTANCE
- Washing (if done): wiped with gauze pads moistened with mineral oil followed by a dry gauze pad
- Time after start of exposure: 4 hours
SCORING SYSTEM: Draize
Results and discussion
In vivo
Resultsopen allclose all
- Irritation parameter:
- erythema score
- Basis:
- mean
- Time point:
- other: 24-72 hours
- Score:
- 1
- Irritation parameter:
- edema score
- Basis:
- mean
- Time point:
- other: 24-72 hours
- Score:
- 0.22
Applicant's summary and conclusion
- Interpretation of results:
- not irritating
- Remarks:
- Migrated information Criteria used for interpretation of results: OECD GHS
- Conclusions:
- Phosphorodithioic acid, O,O-bis(2-ethylhexyl) ester, zinc salt is not a primary skin irritant.
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