98% Copper Oxide

Copper Oxide 1)All kinds of grade 2)High purity and professional services 3)Competitive price English name: Copper oxide, Cupricoxide, C0ppermonoxide,BlackcopperoxideMolecular formula: CuOMolecular weight: 79.55Characters: copper oxide is black to brown amorphous powder or crystalline particles (monoclinic crystals). Relative density 6.315, melting point 1446 °C, melting point 11.80KJ/mol, Mohs hardness 3-4, dielectric constant 18.10, insoluble in water, soluble in acid, ammonia, ammonium chloride, dissolved in sodium hydroxide to produce blue color solution, which leads to hydrogen at high temperature or carbon monoxide can be reduced to metallic copper. Mainly used for circuit board plating, Ferrite magnetic materials and other electronic industries, glass, ceramic, enamel, paint industry, wins out, fungicides, solar heat absorber surface, reducing tobacco tar, artificial rainfall materials.

Testing Item	Plating grade	E-Class	Industrial grade
CuO ≥%	98.5	98	98
Zn       ≤%	0.02	---	---
Fe       ≤%	0.01	---	---
Pb      ≤%	0.006	0.01	---
Cd       ≤%	----	0.0005	---
Hg      ≤%	----	0.0002	---
Cr Vl ≤%	----	0.0002	---
Acid insoluble        ≤%	0.01	0.2	0.2
Cl¯   ≤%	0.01	0.2	0.2

98% Copper Oxide