Name
COPPER OXIDE
Chemical Formula
CuO
appearance
Black powder
Product index
Electronic grade
Industry grade
Purity%≥
98%
Insoluble in acid≤
0.2% max
Soluble in water ≤
0.1% max
Free moisture≤
1.0% max
0.1%
Chlorine≤
20PPM
Sulphate≤
0.2%max
Cadmium≤
5ppm max
10PPM
Lead≤
100ppm max
0.1PPM
Iron≤
500ppm max
0.05PPM
Mercury
2ppm max
-
Arsenic
Chrome (Cr Ⅵ):
Particles size (325 mesh):
0.3% max
Application: Mainly used for electroplating of electricity plate and the production of stainer for glass, ceramic and porcelain. Also, for the production of fireworks, dyes catalysts, lacquer based desulfurizing agent and other nantokites.
Shijiazhuang Yijin Tongye Import and Export Co.,Ltd.
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