Black Copper Oxide for Colorant Field

• CAS No.: 1317-38-0
• Formula: Cuo
• EINECS: 215-269-1
• Classification: Copper Oxide
• Grade Standard: Industrial Grade
• Kind: No Salt Oxide
• Model NO.: SC
• Quality: First Class
• Use: Colorant
• HS: 2833250000
• Mesh: 500
• D50: 4um
• Transport Package: 25kg Kraft Bag
• Specification: 99%
• Trademark: SC
• Origin: China
• HS Code: 2833250000

Product Description

Copper oxide is a kind of +2 valence oxide of copper , black matter, display slightly amphoteric and slightly hygroscopicity, the formula is CuO, relative molecular mass is 79.545 ,density is 6.3~6.9g/cm3, melting point is 1326ºC. It can soluble in acid and solution of ammonium chloride and potassium cyanide, insoluble in water and ethanol , dissolve slowly in ammonia water and react with alkaline solutions.


 Mainly used in the industry areas of glass , ceramics , enamel and clours , etc . It can be used as germicide , solar heat absorption material , artificial rainmarking materical ; it can also reduce tobacco tar.
 

ITEMS	STANDARD	RESULT
APPEARANCE	BLACK POWDER	BLACK POWDER
CuO	99%MIN	99.07%
CHLORIDE	0.2%MAX	0.018%
SULPHATE	0.1%MAX	0.001%
FE	0.2%MAX	0.068%
PB	ND	ND
CADMIUM	ND	ND
MERCURY	ND	ND
CHROMIUM	ND	ND
HYDROTROPE	0.1%MAX	0.052%
PARTICLE SIZE D50	3-7UM	3.78UM