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EC number: 943-098-9 | CAS number: -
General information
Identification
- Display Name:
- Single Wall Carbon Nanotubes (SWCNT)
- EC Number:
- 943-098-9
- 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:
- Single Wall Carbon Nanotubes (SWCNT)
Type of substance
- Composition:
- mono-constituent substance
- Origin:
- inorganic
Total tonnage band
- Total range:
- 10 - 100 tonnes per annum
REACH
- Registered as:
- FULL
- Submitted:
- Joint Submission
Publication dates
- First published:
- 13-Oct-2016
- Last modified:
- 30-Apr-2020
Chemical safety assessment
- Performed for this substance:
- YES
Compositions open all close all
- Type:
- legal entity composition of the substance
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- Single Wall Carbon Nanotubes (SWCNT)
- EC Number:
- 943-098-9
- 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:
- Single Wall Carbon Nanotubes (SWCNT)
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