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742031

Sigma-Aldrich

Gold nanoparticles

100 nm diameter, OD 1, stabilized suspension in citrate buffer

Synonym(s):

Au NP, Gold Colloid

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25 MG
₩3,49,972

About This Item

MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

₩3,49,972


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Quality Level

form

nanoparticles
suspension

contains

Proprietary Surfactant as stabilizer

concentration

~3.8E+9 particles/mL

OD

1

diameter

100 nm

λmax

565-574 nm

PDI

<0.2

storage temp.

2-8°C

SMILES string

[Au]

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1 of 4

This Item
741957753610741949
form

nanoparticles, suspension

form

nanoparticles, suspension

form

nanoparticles, suspension

form

nanoparticles, suspension

contains

Proprietary Surfactant as stabilizer

contains

Proprietary Surfactant as stabilizer

contains

-

contains

stabilizer (Proprietary Surfactant)

concentration

~3.8E+9 particles/mL

concentration

~6.0E+12 particles/mL

concentration

~6.54E+11 particles/mL

concentration

~5.5E+13 particles/mL

OD

1

OD

1

OD

1

OD

1

diameter

100 nm

diameter

10 nm

diameter

20 nm

diameter

5 nm

λmax

565-574 nm

λmax

515-519 nm

λmax

518-522 nm

λmax

510-520 nm

General description

Gold nanoparticles (AuNPs) are quasi-dynamic materials that have high stability,high surface to volume ratio, high conductivity, and low toxicity. AuNPs are commercially used for various biomedical, electrochemical and energy based applications.[1][2][3][4][5]

Application

Ideal for adsorption of thiolated ligands such as oligonucleotides and polyethylene glycols. Also, due to the increased stability, these gold nanoparticles are ideal for use in physical and optical applications. Note: This product is not ideal for protein adsorption. For gold nanoparticles suitable for adsorption of proteins and other ligands for conjugate development, please see our gold nanoparticles stabilized in PBS.

This material is highly monodisperse (<12% variability in size and shape), and provides significantly improved surface reactivity. Applications include Surface Enhanced Raman Lables, Sensing/Detection, Biological Targeting, Plasmonics and Electronics.

Legal Information

Product of CytoDiagnostics, Inc.

Storage Class Code

12 - Non Combustible Liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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