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774103

Sigma-Aldrich

Copper

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

Synonym(s):
Copper nanoparticles
Empirical Formula (Hill Notation):
Cu
CAS Number:
Molecular Weight:
63.55
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

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

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

Sigma-Aldrich

774103

Copper

Copper foil about 0.1 mm thickness for analysis EMSURE®

Supelco

1.02700

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Copper foil about 0.1 mm thickness for analysis EMSURE®

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1.02700

Copper

Copper fine powder particle size 230 mesh ASTM) EMSURE®

Supelco

1.02703

Copper

assay

≥99.5% trace metals basis

assay

≥99.7% (iodometric)

assay

≥99.7% (iodometric)

assay

≥99% (complexometric)

form

nanopowder

form

solid

form

solid

form

solid

bp

2567 °C (lit.)

bp

2580 °C/1013 hPa

bp

2580 °C/1013 hPa

bp

-

mp

1083.4 °C (lit.)

mp

1083 °C

mp

1083 °C

mp

1083 °C

density

8.94 g/mL at 25 °C (lit.)

density

8.96 g/cm3

density

8.96 g/cm3

density

8.96 g/cm3 at 20 °C

Quality Level

100

Quality Level

300

Quality Level

300

Quality Level

300

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

Signal Word

Danger

Hazard Statements

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

Certificate of Analysis

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Certificate of Origin

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