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311405

Sigma-Aldrich

Copper

ACS reagent, granular, 10-40 mesh, ≥99.90%

Synonym(s):

Cu

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About This Item

Empirical Formula (Hill Notation):
Cu
CAS Number:
Molecular Weight:
63.55
EC Number:
MDL number:
UNSPSC Code:
12141711
PubChem Substance ID:
NACRES:
NA.22

grade

ACS reagent

Quality Level

Assay

≥99.90%

form

granular

reaction suitability

core: copper
reagent type: catalyst

resistivity

1.673 μΩ-cm, 20°C

impurities

≤0.001% P
≤0.02% insol. dil. HNO3

particle size

10-40 mesh

bp

2567 °C (lit.)

mp

1083.4 °C (lit.)

density

8.94 g/mL at 25 °C (lit.)

cation traces

Ag: ≤0.002%
As: ≤5 ppm
Fe: ≤0.005%
Mn: ≤0.001%
Pb: ≤0.005%
Sb and Sn: ≤0.01%

SMILES string

[Cu]

InChI

1S/Cu

InChI key

RYGMFSIKBFXOCR-UHFFFAOYSA-N

Application

Copper (granular) can be used as a catalyst in the hydrogenation of ethylene. It can be impregnated on activated carbon material and used as an adsorbent and also as a catalyst for the removal of SO2 from flue gases.

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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