753610 Aldrich

Gold nanoparticles

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

DOWNLOAD MSDS (PDF)

Synonym: Au NP, Gold colloid

Properties

Related Categories 79: Au, Biomedical Materials, Gold Nanoparticles, Materials Science, Nanomaterials,
concentration   ~7.2E+11 particles/mL
OD   1
diameter   20 nm
UV absorption   λmax 518-522 nm
PDI   <0.2
storage temp.   2-8°C

Description

Frequently Asked Questions

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Application

Our extensively purified reactant free gold nanoparticles are ideal for sensitive applications requiring a minimum amount of contaminating reactants remnant from the manufacturing process. This product is well suited for conjugate development by passive adsorption of proteins and other ligands to the gold nanoparticle surface. The resulting conjugate can be used in blotting, electron microscopy and immunohistochemistry applications. Note: For applications involving salt concentration, such as photovolatics, our stabilized nanoparticles in citrate may provide better performance and results.

This extensively purified material is reactant free and monodisperse (<12% variability in size and shape); and provides significantly improved surface reactivity. Applications include Surface Enhanced Raman Labels1; Sensing/Detection2; Biological Targeting3; Plasmonics4 and Electronics.5

The remvoal of reactants means that further growth of the nanoparticles is also inhibited leading to a longer lasting material.

Packaging

25, 100 mL in poly bottle

Legal Information

Product of CytoDiagnostics, Inc.

For use in optical electronics research only.

Price and Availability

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Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

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