All Photos(3)

484059

Sigma-Aldrich

Silver

nanopowder, <150 nm particle size, 99% trace metals basis

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

Quality Level

assay

99% trace metals basis

form

nanopowder

resistivity

1.59 μΩ-cm, 20°C

particle size

<150 nm

bp

2212 °C (lit.)

mp

960 °C (lit.)

density

10.49 g/cm3 (lit.)

SMILES string

[Ag]

InChI

1S/Ag

InChI key

BQCADISMDOOEFD-UHFFFAOYSA-N

General description

Metastable, energetic, activated powder. Powder may agglomerate to ~1-2 micron. High defect structure and internal energy.
Applications of silver nanoparticles (AgNPs) have variety of uses such as sensing, catalysis, transport and in biological and medical sciences.

Packaging

5 g in glass bottle

Pictograms

Environment

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Certificate of Origin

H Joel Allen et al.
Environmental toxicology and chemistry, 29(12), 2742-2750 (2010-10-05)
Relatively little is known about the behavior and toxicity of nanoparticles in the environment. Objectives of work presented here include establishing the toxicity of a variety of silver nanoparticles (AgNPs) to Daphnia magna neonates, assessing the applicability of a commonly
Eun-Jung Park et al.
Archives of pharmacal research, 34(2), 299-307 (2011-03-08)
The adverse effects of silver nanoparticles (AgNPs) to human and environment have not been known well, although AgNPs are now widely applied to consumer products. In this study, we investigated the inflammatory responses including cytokine production and gene expression in
Eun-Jung Park et al.
Toxicology in vitro : an international journal published in association with BIBRA, 24(3), 872-878 (2009-12-09)
Silver nanoparticles (AgNPs) are widely applied in many household products and medical uses. However, studies on the effects of AgNPs on human health and environmental implications are in the beginning stage. Furthermore, most data on the toxicity of AgNPs have
Eun-Jung Park et al.
Environmental toxicology and pharmacology, 30(2), 162-168 (2011-07-27)
Toxicity of nanoparticles depends on many factors including size, shape, chemical composition, surface area, surface charge, and others. In this study, we compared the toxicity of different sized-silver nanoparticles (AgNPs) which are being widely used in consumer products due to
Effect of nanoparticle stabilization and physicochemical properties on exposure outcome: acute toxicity of silver nanoparticle preparations in zebrafish (Danio rerio)
Cunningham S, et al.
Environmental Science & Technology, 47(8), 3882-3892 (2013)

Articles

Silver Nanomaterials for Biological Applications

Silver nanomaterials have unique physical, chemical, and optical properties that are currently being leveraged for a wide variety of biological applications.

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