Copper Oxide
Specification:
Electronic grade
Purity: % min
Insoluble in acid: .2%max
Soluble in water: .1% max
Free moisture: .0% max
Chlorine (Cl): .2%max
Sulphate (SO4): .2%max
Cadmium(Cd): ppm max
Lead (Pb): ppm max
Iron (Fe): ppm max
Mercury(Hg): ppm max
Arsenic (As): ppm max
Chrome (Cr Ⅵ): ppm max
Particles size (325 mesh): ------0.3% max
Industry grade
Purity: 98% min
Insoluble in acid: .2%max
Soluble in water: .1% max
Chlorine (Cl): .2%max
Sulphate (SO4): .2%max
Particles size (100 mesh): ------ 0.3% max
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