copper oxide

详情

Copper Oxide

Synonyms:C.I. ****3; Copper brown; Pigment black *5 CAS No.: ********0 EINECS: ********1
Molecular formula: CuO Molecular weight: *9.*4

Appearance: black powde

Specification:

Electronic grade

Purity: ................................................................................. *8% min
Insoluble in acid:............................................................... 0.2%max
Soluble in water:................................................................ 0.1% max
Free moisture: ................................................................... 1.0% max
Chlorine (Cl):...................................................................... 0.2%max
Sulphate (SO4):................................................................. 0.2%max
Cadmium(Cd):................................................................... 5ppm max
Lead (Pb): ........................................................................... **0ppm max
Iron (Fe):.............................................................................. **0ppm max
Mercury(Hg):........................................................................ 2ppm max
Arsenic (As): ....................................................................... 5 ppm max
Chrome (Cr Ⅵ):.................................................................. 2ppm max
Particles size (**5 mesh): ............................................... 0.3% max


Industry grade

Purity:................................................................................. *8% min
Insoluble in acid: ............................................................ 0.2%max
Soluble in water:.............................................................. 0.1% max
Chlorine (Cl):.................................................................... 0.2%max
Sulphate (SO4):............................................................... 0.2%max
Particles size (**0 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.

Packing: *5kg weaving bag with plastic liner, *0MT/*0'FCL