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EC number: 943-098-9 | CAS number: -
- 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
Identification
- Display Name:
- carbon
- EC Number:
- 943-098-9
- CAS Number:
- 7440-44-0
- Molecular formula:
- Carbon. Morphological features: - Tube cylindrical surface is formed by 6-membered rings consisting of carbon atoms linked by a double bond. - Carbon nanotube chirality is random. - Tube length: 1 - 10 μm. - Agglomeration: CNTs tend for form bundles
- IUPAC Name:
- carbon
Type of Substance
- Composition:
- mono-constituent substance
- Origin:
- inorganic
Substance Identifiers open all close all
Compositions
Boundary Composition(s) open all close all
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- carbon
- EC Number:
- 943-098-9
- CAS Number:
- 7440-44-0
- Molecular formula:
- Carbon. Morphological features: - Tube cylindrical surface is formed by 6-membered rings consisting of carbon atoms linked by a double bond. - Carbon nanotube chirality is random. - Tube length: 1 - 10 μm. - Agglomeration: CNTs tend for form bundles
- IUPAC Name:
- carbon
Characterisation of nanoforms
- Type of information reported:
- set of nanoforms
Cross-referenceopen allclose all
- Reason / purpose:
- justification for reporting set of similar nanoforms
- Remarks:
- Material purity belonging to one set of nanoforms as described in this Boundary composition
- Reason / purpose:
- justification for reporting set of similar nanoforms
- Remarks:
- Material purity belonging to one set of nanoforms as described in this Boundary composition
Shape
Shape description
- Shape category:
- elongated
- Shape:
- tube
- Pure shape:
- yes
Particle size distribution and range
Particle size distribution and range
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D90
- Typical value:
- ca. 2 nm
- Range:
- >= 1.9 - <= 2.2 nm
- Percentile:
- D50
- Typical value:
- ca. 1.69 nm
- Range:
- >= 1.6 - <= 1.8 nm
- Percentile:
- D10
- Typical value:
- ca. 1.35 nm
- Range:
- >= 1.2 - <= 1.45 nm
- Typical length:
- ca. 10 μm
- Range of length:
- >= 1 - <= 20 μm
- Range of lateral dimension 1:
- >= 1 - <= 2.4 nm
- Range of lateral dimension 2:
- >= 1 - <= 2.4 nm
- Range of aspect ratio (:1):
- >= 2 000 - <= 10 000
- Fraction of constituent particles in the size range 1-100 nm:
- >= 90 - <= 100 %
Crystallinity
Structures
- Structure:
- amorphous
- Pure structure:
- yes
Specific surface area
- Range of specific surface area:
- >= 300 - <= 1 500 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- Does the set contain both treated and non-surface treated nanoforms?:
- no
Legal Entity Composition(s) open all close all
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- carbon
- EC Number:
- 943-098-9
- CAS Number:
- 7440-44-0
- Molecular formula:
- Carbon. Morphological features: - Tube cylindrical surface is formed by 6-membered rings consisting of carbon atoms linked by a double bond. - Carbon nanotube chirality is random. - Tube length: 1 - 10 μm. - Agglomeration: CNTs tend for form bundles
- IUPAC Name:
- carbon
Characterisation of nanoforms
- Type of information reported:
- single nanoform
Shape
Shape description
- Shape category:
- elongated
- Shape:
- tube
- Pure shape:
- yes
Particle size distribution and range
Particle size distribution and range
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D90
- Typical value:
- 2 nm
- Range:
- >= 1.95 - <= 2.1 nm
- Percentile:
- D50
- Typical value:
- 1.68 nm
- Range:
- >= 1.66 - 1.7 nm
- Percentile:
- D10
- Typical value:
- ca. 1.4 nm
- Range:
- >= 1.38 - 1.45 nm
- Typical length:
- ca. 10 μm
- Range of length:
- >= 1 - <= 20 μm
- Range of lateral dimension 1:
- >= 1 - <= 2.2 nm
- Range of lateral dimension 2:
- >= 1 - <= 2.2 nm
- Typical aspect ratio (:1):
- ca. 5 000 :1
- Range of aspect ratio (:1):
- >= 2 000 - <= 10 000
- Fraction of constituent particles in the size range 1-100 nm:
- >= 90 - <= 100 %
Crystallinity
Structures
- Structure:
- amorphous
- Pure structure:
- yes
Specific surface area
- Typical specific surface area:
- ca. 650 m²/g
- Range of specific surface area:
- >= 300 - <= 700 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- carbon
- EC Number:
- 943-098-9
- CAS Number:
- 7440-44-0
- Molecular formula:
- Carbon. Morphological features: - Tube cylindrical surface is formed by 6-membered rings consisting of carbon atoms linked by a double bond. - Carbon nanotube chirality is random. - Tube length: 1 - 10 μm. - Agglomeration: CNTs tend for form bundles
- IUPAC Name:
- carbon
Characterisation of nanoforms
- Type of information reported:
- single nanoform
Shape
Shape description
- Shape category:
- elongated
- Shape:
- tube
- Pure shape:
- yes
Particle size distribution and range
Particle size distribution and range
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 1.3 nm
- Range:
- >= 1.2 - <= 1.4 nm
- Percentile:
- D50
- Typical value:
- ca. 1.7 nm
- Range:
- >= 1.6 - <= 1.8 nm
- Percentile:
- D90
- Typical value:
- ca. 2 nm
- Range:
- >= 1.9 - <= 2.2 nm
- Typical length:
- ca. 10 μm
- Range of length:
- >= 1 - <= 20 μm
- Range of lateral dimension 1:
- >= 1 - <= 2.4 nm
- Range of lateral dimension 2:
- >= 1 - <= 2.4 nm
- Typical aspect ratio (:1):
- ca. 5 000 :1
- Range of aspect ratio (:1):
- >= 2 000 - <= 10 000
- Fraction of constituent particles in the size range 1-100 nm:
- >= 90 - <= 100 %
Crystallinity
Structures
- Structure:
- amorphous
- Pure structure:
- yes
Specific surface area
- Typical specific surface area:
- ca. 1 000 m²/g
- Range of specific surface area:
- >= 600 - <= 1 300 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- carbon
- EC Number:
- 943-098-9
- CAS Number:
- 7440-44-0
- Molecular formula:
- Carbon. Morphological features: - Tube cylindrical surface is formed by 6-membered rings consisting of carbon atoms linked by a double bond. - Carbon nanotube chirality is random. - Tube length: 1 - 10 μm. - Agglomeration: CNTs tend for form bundles
- IUPAC Name:
- carbon
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Single Wall Carbon Nanotubes
Shape
Shape description
- Shape category:
- elongated
- Remarks:
- Nanofibre
- Shape:
- tube
- Pure shape:
- yes
- Typical composition:
- ca. 99.9 %
- Range:
- > 98 - <= 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- elongated
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 1.7 nm
- Range:
- > 1.2 - < 2.1 nm
- Percentile:
- D50
- Typical value:
- ca. 4.3 nm
- Range:
- > 4 - < 4.6 nm
- Percentile:
- D90
- Typical value:
- ca. 6.2 nm
- Range:
- > 5.8 - < 6.6 nm
- Typical length:
- ca. 231 μm
- Range of length:
- >= 100 - <= 650 μm
- Typical aspect ratio (:1):
- 60 000 :1
- Range of aspect ratio (:1):
- >= 20 000 - <= 200 000
- Additional information:
- Additional information
1. Information on secondary particles (agglomerates and aggregates), size range, number size
distribution.
Single Wall Carbon Nanotubes exists in the state that became the bundle and/or the aggregate
which intertwined with each other. 1 µm - 2000 µm agglomeration
2. Additional information (e.g. assembly, rigidity for elongated particles and platelets)
This Single Wall Carbon Nanotubes has flexibility not rigidity.
3. Particle size distribution and range
The diameter of Single Wall Carbon Nanotubes is all within 1-100 nm (100%) - Fraction of constituent particles in the size range 1-100 nm:
- >= 99 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- Single Wall Carbon Nanotubes
- Pure structure:
- yes
- Typical composition:
- > 99.96 %
- Range:
- >= 99.95 - <= 99.99 %
- Crystal system:
- other: The crystalline structure of the carbon is the ordering of the graphite.
- Description:
- SWCNT, crystallinity can be defined on two different levels:
1_On atomic level, which is the graphitic lattice structure found in the starting material based on Raman spectroscopy.
2_On 3D level, there is no three-dimensional, hierarchically layered structure in as-growth SWCNT based on TEM images.
Specific surface area
- Typical specific surface area:
- ca. 1 350 m²/g
- Range of specific surface area:
- > 1 000 - < 1 550 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
Composition(s) generated upon use
Other types of composition(s)
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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