Skip to Content
Merck
All Photos(2)

Key Documents

View All Documentation

Safety Information

774103

Sigma-Aldrich

Copper

nanopowder, 60-80 nm particle size (SAXS), ≥99.5% trace metals basis

Synonym(s):

Copper nanoparticles

Sign Into View Organizational & Contract Pricing
All Photos(2)

About This Item

Empirical Formula (Hill Notation):
Cu
CAS Number:
7440-50-8
Molecular Weight:
63.55
EC Number:
231-159-6
MDL number:
MFCD00010965
UNSPSC Code:
12352302
PubChem Substance ID:
329767662
NACRES:
NA.23

Quality Level

100

Assay

≥99.5% trace metals basis

form

nanopowder

resistivity

1.673 μΩ-cm, 20°C

particle size

60-80 nm (SAXS)

bp

2567 °C (lit.)

mp

1083.4 °C (lit.)

density

8.94 g/mL at 25 °C (lit.)

application(s)

battery manufacturing

SMILES string

[Cu]

InChI

1S/Cu

InChI key

RYGMFSIKBFXOCR-UHFFFAOYSA-N

Application

Copper nanopowders have seen use in biomedical applications as an antimicrobial ; as plasmonic materials and as a component of reforming catalysts.

Preparation Note

Partially Passivated: <  5% oxygen added by weight

Pictograms

FlameEnvironment
GHS02,GHS09

Signal Word

Danger

Hazard Statements

H228,H251,H410

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Flam. Sol. 2 - Self-heat. 1

Storage Class Code

4.2 - Pyrophoric and self-heating hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

774103-VAR:
774103-5G:4548173926056
774103-BULK:

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCL7643
MKCG8095
MKBZ8986V
MKBT8334V
MKBN7066V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Slide 1 of 3

1 of 3

Copper powder, 99.999% trace metals basis

Sigma-Aldrich

203122

Copper

Sigma-Aldrich

Sigma-Aldrich

807958

Copper

Copper iron oxide nanopowder, &lt;100&#160;nm particle size (BET), 98.5% trace metals basis

Sigma-Aldrich

641723

Copper iron oxide

Chan; G.H.; et al.
Nano Letters, 7, 1947-1952 (2007)
Vizcaino; A.J.; et al.
International Journal of Hydrogen Energy, 32, 1450-1461 (2007)
Jayesh P Ruparelia et al.
Acta biomaterialia, 4(3), 707-716 (2008-02-06)
The antimicrobial properties of silver and copper nanoparticles were investigated using Escherichia coli (four strains), Bacillus subtilis and Staphylococcus aureus (three strains). The average sizes of the silver and copper nanoparticles were 3 nm and 9 nm, respectively, as determined
Seiko Ishida et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(48), 19507-19512 (2013-11-13)
Copper is an essential trace element, the imbalances of which are associated with various pathological conditions, including cancer, albeit via largely undefined molecular and cellular mechanisms. Here we provide evidence that levels of bioavailable copper modulate tumor growth. Chronic exposure
R Squitti et al.
Neurology, 67(1), 76-82 (2006-07-13)
To assess whether serum copper in Alzheimer disease (AD) correlates with cognitive scores, beta-amyloid, and other CSF markers of neurodegeneration. The authors studied copper, ceruloplasmin, total peroxide, and antioxidants levels (TRAP) in serum; beta-amyloid in plasma; and copper, beta-amyloid, h-tau
View All Related Papers

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

Contact Technical Service