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730785

Sigma-Aldrich

Silver, dispersion

nanoparticles, 10 nm particle size (TEM), 0.02 mg/mL in aqueous buffer, contains sodium citrate as stabilizer

Synonym(s):

Colloidal silver

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About This Item

Linear Formula:
Ag
CAS Number:
Molecular Weight:
107.87
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

form

nanoparticles

Quality Level

contains

sodium citrate as stabilizer

concentration

0.02 mg/mL in aqueous buffer

refractive index

n20/D 1.333

particle size

10 nm (TEM)

density

0.997 g/mL at 25 °C

fluorescence

λem 388 nm FWHM 59 nm

storage temp.

2-8°C

SMILES string

[Ag]

InChI

1S/Ag

InChI key

BQCADISMDOOEFD-UHFFFAOYSA-N

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General description

Our silver nanoparticles (10 nm in diameter) are spherical nanoparticles of metallic silver dispersed in an aqueous buffer. The particles have high electronic conductivity, high surface area, and, because of their tightly controlled particle size, fluoresce at 388 nm with a FWHM of only 50 nm.

Application

AgNPs dispersion can be used for a variety of applications such as optoelectronics, energy harvesting, and surface enhanced Raman spectroscopy (SERS).

Pictograms

Environment

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Parth Sarthi Nayak et al.
IET nanobiotechnology, 13(2), 193-201 (2019-05-06)
Nanoparticles fabricated using medicinal plant extract have great potential in the area of nanomedicine. High surface-to-volume ratio of nanoparticle enhances the local active biomolecules concentration, leading to many fold increase in the medicinal potentials. The silver nanoparticles (AgNPs) fabricated using
Synthesis and characterization of stable aqueous dispersions of silver nanoparticles through the Tollens process
Yin Y, et al.
Journal of Materials Chemistry, 12(3), 522-527 (2002)
Plasmonic effects of quantum size metal nanoparticles on dye-sensitized solar cell
Shah S, et al.
Optical Materials Express, 7(6), 2069-2083 (2017)
Direct synthesis of narrowly dispersed silver nanoparticles using a single-source precursor
Lin X, et al.
Langmuir, 19(24), 10081-10085 (2003)
Antibacterial effect of silver nanoparticles in Pseudomonas aeruginosa
Salomoni R, et al.
Nanotechnology, Science and Applications, 10(1-2), 115-115 (2017)

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