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Merck
CN

652490

Carbon nanotube, single-walled

carboxylic acid functionalized, >90% carbon basis,D × L 4-5 nm × 0.5-1.5 μm , bundle dimensions

Synonym(s):

SWNT, carboxylic acid functionalized

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About This Item

UNSPSC Code:
12352103
NACRES:
NA.23
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Product Name

Carbon nanotube, single-walled, carboxylic acid functionalized, >90% carbon basis, D × L 4-5 nm × 0.5-1.5 μm , bundle dimensions, avg. no. of layers, 1

Quality Level

assay

>90% carbon basis

form

powder

feature

avg. no. of layers 1

extent of labeling

1.0-3.0 atom% carboxylic acid

D × L

4-5 nm × 0.5-1.5 μm , bundle dimensions

impurities

5-8% metals

solubility

H2O: dispersible 0.1 mg/mL, DMF: dispersible 1.0 mg/mL

functional group

carboxylic acid

General description

Single walled nanotubes were prepared by the electric arc discharge method. The SWNTs were functionalized by purifying them in nitric acid. The carboxylic acid (-COOH) functionality along the length of the nanotube can be derivatized with a variety of functional groups. The average diameter of the nanotubes is 1.4nm ± 0.1nm. Transport properties of the SWNTs in soil was studied.
The type of carboxylic group is: -COOH.

Application

Carboxylated SWNTs were used to modify an indium tin oxide (ITO) electrode towards the fabrication of a novel electrochemical immunosensor. Carboxylated SWNTs was further multifunctionalized and were used in studying the influence of attached chemical group on the sorption of pyrene conjugates of oligonucleotides. An electrochemical DNA biosensor was reportedly designed using functionalized SWNTs. It was used in the preparation of the chlorocarbonyl-functionalized SWNT. It was used to fabricate SWNTs/(Pb, Zn)-phosphate glass composite structure for the dual use as light sensor and photocurrent converter. Interaction of carboxylated SWNT with Caco-2 was investigated in detail.

Packaging

Packaged in glass bottles

Preparation Note

Electric Arc Discharge Method

Analysis Note

Carbonaceous content


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hcodes

Hazard Classifications

Eye Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



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Articles

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Related Content

This thematic issue focuses on the emerging applications of nanomaterials. Nanomaterials are defined as substances with at least one dimension smaller than 100 nm.


Electrochemical immunosensor using the modification of an amine-functionalized indium tin oxide electrode with carboxylated single-walled carbon nanotubes.
Aziz, Md A and Yang H
Bull. Korean Chem. Soc., 28(7), 1171-1171 (2007)
Fluorecently labeled bionanotransporters of nucleic acid based on carbon nanotubes.
Novopashina, DS, et al.
ARKIVOC (Gainesville, FL, United States) (2012)
Dendron-tethered and templated CdS quantum dots on single-walled carbon nanotubes.
SH, et al.
Journal of the American Chemical Society, 128(23), 7505-7509 (2006)



Global Trade Item Number

SKUGTIN
652490-1G04061835515547
652490-250MG04061835512058