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EC number: 401-540-3 | CAS number: 84632-65-5
- 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

Acute Toxicity: dermal
Administrative data
- Endpoint:
- acute toxicity: dermal
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Guideline study conducted according to GLP. However, purity of test article is unknown.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 986
- Report date:
- 1986
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 402 (Acute Dermal Toxicity)
- Version / remarks:
- (1981)
- Deviations:
- yes
- Remarks:
- Semi-occlusive dressing is recommended by guideline. However, occlusive dressing was used (worst case).
- GLP compliance:
- yes
- Test type:
- standard acute method
- Limit test:
- yes
Test material
- Details on test material:
- - Physical state: solid
- Analytical purity: commercial grade
- Lot/batch No.: Op. 11006
- Expiration date of the lot/batch: 1995-12-31
- Stability of test article: stable
- Stability under test conditions: stable for at least 2 h.
Constituent 1
Test animals
- Species:
- rat
- Strain:
- Wistar
- Sex:
- male/female
- Details on test animals or test system and environmental conditions:
- TEST ANIMALS
-Strain as stated in the report: KFM-Han. Wistar (outbred, SPF)
- Source: Kleintierfarm Madoerin AG CH-4414 Fuellinsdorf / Switzerland
- Age at study initiation: 9 - 11 weeks
- Weight at study initiation: 228 - 256 g (males), 197 - 211 g (females)
- Housing: individually in Makrolon type-2 cages
- Diet (ad libitum): pelleted standar Kliba 343, rat maintenance diet
- Water (ad libitum): tap water
- Acclimation period: 1 week
ENVIRONMENTAL CONDITIONS
- Temperature (°C): 22 +/- 3
- Humidity (%): 40 - 70
- Air changes (per hr): 10 - 15
- Photoperiod (hrs dark / hrs light): 12 / 12
Administration / exposure
- Type of coverage:
- occlusive
- Vehicle:
- polyethylene glycol
- Remarks:
- PEG 400
- Details on dermal exposure:
- TEST SITE
- Area of exposure: back of animals
- % coverage: 10 % of total body surface
- Type of wrap: Occlusive dressing fixed with elastic adhesive bandage.
REMOVAL OF TEST SUBSTANCE
- Washing: Skin was washed with lukewarm tap water
- Time after start of exposure: 24 h
TEST MATERIAL
- Application Volume/kg bw: 4 ml, corresponding to 2000 mg/kg bw.
- For solids, paste formed: Yes, test article was homogenised in PEG 400. - Duration of exposure:
- 24 h
- Doses:
- 2000 mg/kg bw
- No. of animals per sex per dose:
- 10 animals (5 males, 5 females)
- Control animals:
- no
- Details on study design:
- - Duration of observation period following administration: 15 days
- Frequency of observations for mortality and clinical symptoms: 4-times at day one, afterwards daily.
- Frequency of weighing: Weights of animals were assessed on day 1, 8 and 15.
- Necropsy of survivors performed: Yes, all animals were sacrificed and subjected to gross pathology.
Results and discussion
Effect levels
- Sex:
- male/female
- Dose descriptor:
- LD50
- Effect level:
- > 2 000 mg/kg bw
- Based on:
- test mat.
- Remarks on result:
- other: None of the treated animals died.
- Mortality:
- No animal died.
- Clinical signs:
- other: After treatment a reddish skin discoloration was observed in all rats during the observation period. No other signs of local or systemic toxicity were observed.
- Gross pathology:
- No macroscopic findings were observed at necropsy.
Any other information on results incl. tables
Table 1: Mean body weights in grams (Dose level: 2000 mg/kg bw)
Test day |
1* |
8 |
15 |
|
|
|
|
Male |
240 +/- 10 |
255 +/- 11 |
275 +/- 14 |
Female |
206 +/- 5.4 |
211 +/- 8 |
219 +/- 8.7 |
body weights on day 1 were assessed before application of 2000 mg/kg bw.
Applicant's summary and conclusion
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.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.

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