Registration Dossier
Registration Dossier
Diss Factsheets
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EC number: 206-991-8 | CAS number: 409-21-2
- 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
Appearance / physical state / colour
Administrative data
- Endpoint:
- appearance / physical state / colour
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 8 April 2008
- Reliability:
- 1 (reliable without restriction)
Data source
Materials and methods
Test material
- Reference substance name:
- Silicon carbide
- EC Number:
- 206-991-8
- EC Name:
- Silicon carbide
- Cas Number:
- 409-21-2
- Molecular formula:
- SiC
- IUPAC Name:
- methyl-λ¹-silanylidyne
1
Results and discussion
- Physical state at 20°C and 1013 hPa:
- solid
Form / colour / odour
- Form:
- other: grains
- Substance type:
- inorganic
Applicant's summary and conclusion
- Conclusions:
- - angular/globular particles
- content of whiskers < 0.1%; whiskers are short, discontinuous, rod- or needle-shaped single crystals in the size range 0.1-5µm in diameter and >5µm in length (Definition from: T.N. Tiegs, S.C. Weaver, Whiskers and Platelet Synthesis Processes. Carbide, Nitride and Boride Materials Synthesis and Processing, capter 16, A.W. Weimer (ed.), Chapman & Hall, London, 1997)
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