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804118

Sigma-Aldrich

Carbon nanohorns, as-grown

greener alternative

Synonym(s):

CNH, CNHs

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About This Item

Empirical Formula (Hill Notation):
C
Molecular Weight:
12.01
UNSPSC Code:
12352103
NACRES:
NA.23

description

Dispersibility in water: hydrophobic

Quality Level

Assay

90% (TGA)

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

surface area

400 m2/g , BET

impurities

0% metallic
10% graphite, amorphous

diameter

2-5 nm (TEM)

greener alternative category

General description

Single-walled carbon nanohorns are made of graphene sheets with long cone-shaped tips with the diameters of 2-5 nm and the length of 40-50 nm. Thousands of carbon nanohorns form spherical aggregates of about 100 nm in diameter.
  • Uniform size
  • High dispersion
  • High purity, no metallic compound
  • Large surface area
  • Utilization of internal space in carbon nanohorn
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product belongs to Enabling category of greener alternatives thus aligns with "Design for energy efficency". Carbon nanohorns are ideal materials due to its impressive material properties such as mechanical strength, thermal and electrical conductivity. Click here for more information.

Application

  • Energy management system:
Capacitor (good discharge rate, high capacity)
Fuel cell (Good support materials for catalyst metal such as platinum)
  • Medical: Carrier containing the anticancer drug.
  • Gas adsorption: Adsorption of highly reactive gas.
  • Compound material: Additive for characteristic improvement (improve electrical properties).

Storage Class Code

13 - Non Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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