Chemicals > Copper(II)Oxide

Copper(II)Oxide

Nickname:Cupric oxide,Black copper oxide

CAS No.1317-38-0

 
Properties
CuO Molecular Weight: 79.57. There are three kinds, i.e. black powder, particle (monoclinic system), line. Relative Weight: 6.3; Melting Point: 1,064℃. Soluble in acid, ammonia and ammonia chloride water; also soluble in alkaline hydroxide, light blue; purity: over 99% for industrial use.
Specification

Symbol

Grade

Assay         (Cupric oxide) ≥(%)

Copper    ≥(%)

Foreign Mat.≤(ppm)

physical properties

Hydrochloric Acid Insoluble Residue

Water liquefiable

Chloride as CL

Sulphates as SO4

Cu2O

Iron  (Fe)

Zinc   (Zn)

Lead   (Pb)

Particles size

Volatile

Dissolving speed

MCCOE985

Electroplate

98.5

78.7

200

-

10

-

200

20

40

20

200 mesh Max.

0.20%max

In a minute

MCCOI980

Industy

98.0

78.2

200

200

200

200

-

-

-

-

100 mesh 1.00%max

-

-

PackingPlastic woven bag with aluminum foil paper lining, NW: 20 or 25kg per bag.
Application
Color (for phthalocyanine dye), catalyst, colorant for glass and pottery, weak-current spare parts, fertilizers, raw material for other copper compound, color matching agent for electronic photocopier.

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