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753688

Gold nanoparticles

100 nm diameter, OD 1, suspension in 0.1 mM PBS, reactant free

Synonym(s):

Au NP, Gold colloid

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25 mL

Available to ship TODAYfromMILWAUKEE

$168.00
$126.00
100 mL

Available to ship TODAYfromMILWAUKEE

$557.00

About This Item

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

$126.00

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Quality Level

form

nanoparticles, suspension

concentration

~3.8E+9 particles/mL

OD

1

diameter

100 nm

λmax

565-574 nm

storage temp.

2-8°C

SMILES string

[Au]

InChI

1S/Au

InChI key

PCHJSUWPFVWCPO-UHFFFAOYSA-N

General description

Gold nanoparticles may be prepared by reduction of metal salt precursors with reducing agents, such as by citrate reduction of HAuCl4 in water.

Application

Gold nanoparticles are used in a wide range of applications. They may be used :
  • As conductors in printable inks,
  • In Photodynamic therapy,[1]
  • In drug delivery and biomarkers,[2],[3]
  • As calorimetric sensor,
  • In biological imaging,[4]

Legal Information

Product of CytoDiagnostics, Inc.

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1 of 1

This Item
753645742058741973
form

nanoparticles, suspension

form

nanoparticles, suspension

form

nanoparticles, suspension

form

nanoparticles, suspension

concentration

~3.8E+9 particles/mL

concentration

~3.5E+10 particles/mL

concentration

~3.6E+9 particles/mL

concentration

~1.8E+11 particles/mL

OD

1

OD

1

OD

-

OD

1

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

diameter

100 nm

diameter

50 nm

diameter

150 nm

diameter

30 nm

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C


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Storage Class

10 - Combustible liquids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable



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Articles

Steven J. Oldenburg, Ph.D. provides an overview of lateral flow diagnostic assays and discusses the use of ultra-bright reporter particles based on the unique optical properties of gold nanoshells that significantly increase the sensitivity of lateral flow immunoassays.

Gold (Au) nanoparticles have tunable optical and electronic properties and are used in a number of applications including photovoltaics, sensors, drug delivery & catalysis.

Recent research highlights tunable properties of inorganic nanoparticles, driving interest in optoelectronics.

View All Articles

Tanya Stuchinskaya et al.
Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology, 10(5), 822-831 (2011-04-02)
A 4-component antibody-phthalocyanine-polyethylene glycol-gold nanoparticle conjugate is described for use as a potential drug for targeted photodynamic cancer therapy. Gold nanoparticles (4 nm) were stabilised with a self-assembled layer of a zinc-phthalocyanine derivative (photosensitiser) and a heterobifunctional polyethylene glycol. Anti-HER2
Plastic-Compatible Low Resistance Printable Gold Nanoparticle Conductors for Flexible Electronics
Huang D, et al.
Journal of the Electrochemical Society, 150, G412-G417 null
Gang Peng et al.
Nature nanotechnology, 4(10), 669-673 (2009-10-08)
Conventional diagnostic methods for lung cancer are unsuitable for widespread screening because they are expensive and occasionally miss tumours. Gas chromatography/mass spectrometry studies have shown that several volatile organic compounds, which normally appear at levels of 1-20 ppb in healthy



Global Trade Item Number

SKUGTIN
753688-25ML04061832907710
753688-100ML04061837805615

Questions

1–10 of 13 Questions  
  1. How many grams of gold are contained in these nanoparticles?

    1 answer
    1. These nanoparticles contained approximately 0.307 milligrams of gold per milliliter.

      Helpful?

  2. 本製品の吸収スペクトルはどのようなものでしょうか。 可視域と赤外域が知りたいです。

    1 answer
    1. This item is a product of Cytodiagnostics, Inc. Please see the supplier information below regarding the absorption properties of the Gold Nanoparticles. Note that the dark blue in the graphic indicates the 100 nm, 753688.

      Helpful?

  3. How do you attach gold nanoparticles to oligos?

    1 answer
    1. To attach gold nanoparticles to oligos please view the information in the attached reference - Bioconjug Chem. 2011 Apr 20;22(4):794-807. Epub 2011 Mar 28.

      Helpful?

  4. How do you attach gold nanoparticles to glass?

    1 answer
    1. To view the procedure on how to attach gold nanoparticles to glass please view information in the reference - Journal of Atomic, Molecular, and Optical PhysicsVolume 2012 (2012). Article ID 683830, 6 pagesdoi:10.1155/2012/683830

      Helpful?

  5. What is the Department of Transportation shipping information for this product?

    1 answer
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

      Helpful?

  6. How does the storage temperature relate to shipping conditions?

    1 answer
    1. The storage conditions that a Sigma-Aldrich catalog and label recommend for products are deliberately conservative. For many products, long-term storage at low temperatures will increase the time during which they are expected to remain in specification and therefore are labeled accordingly. Where short-term storage, shipping time frame, or exposure to conditions other than those recommended for long-term storage will not affect product quality, Sigma-Aldrich will ship at ambient temperature. The products sensitive to short-term exposure to conditions other than their recommended long-term storage are shipped on wet or dry ice. Ambient temperature shipping helps to control shipping costs for our customers. At any time, our customers can request wet- or dry-ice shipment, but the special handling is at customer expense if our product history indicates that the product is stable for regular shipment.

      Helpful?

  7. My gold nanoparticles settle out of solution upon storage. Is this normal?

    1 answer
    1. Settling of gold nanoparticles on the bottom of the storage flask is completely normal and is especially common for larger sized particles, which settles at greater speed. Settling does not affect the performance of the particles. Prior to use, simply swirl the solution to properly disperse your gold nanoparticles and obtain a homogenous solution.

      Helpful?

  8. Do I need to wash my gold nanoparticles?

    1 answer
    1. For most applications, our gold nanoparticles can be used without any additional washing steps. If you have a sensitive application that requires additional washing the best way to do so is by either centrifugation or filtration.

      Helpful?

  9. How do you attach gold nanoparticles to peptides and peptide conjugates?

    1 answer
    1. To view information on how to attach gold nanoparticles to peptides and peptide conjugates, please view the information in the reference - Rosenthal, S. J. and Wright, D. W. (Eds.). (2005), p. 91-92. NanoBiotechnology Protocols. New Jersey. Humana Press.

      Helpful?

  10. What is the shape of the gold nanoparticles?

    1 answer
    1. The majority (>95%) of the gold nanoparticles are spherical.

      Helpful?

1–10 of 13 Questions  

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