CAS NO.:1317-38-0
Molecular Formula: CuO
Molecular Weight: 79.50
Purity: 98-99%
Properties: Black powder, soluble in diluted acid, ammonium chloride, ammonium carbonate and potassium cyanide solution, insoluble in water and alcoho; Slowly dissolve in ammonia liquid.
Product standard:
|
Physicochemical Indicators
|
Standard I
|
Standard II
|
|
CuO %≥
|
99
|
98
|
|
Insoluble matter in
hydrochloric acid %≤ |
0.05
|
0.20
|
|
Soluble matter in water %≤
|
0.01
|
0.10
|
|
Cl- %≤
|
0.02
|
0.20
|
|
SO4 2- %≤
|
0.05
|
0.20
|
|
Fineness
|
300mesh
|
300mesh
|
Use: Mainly used in magnetic materials, glass and colorant; Also used to produce dyes, catalyst, crease-proofing of paints, fireworks and crackers.
Storage: Stored in dry places by keeping it away from moisture.email: gina at jscopperchem dot com