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We are offering Black Copper Oxide. specifications black powder copper oxide 98%min ceramics grade/electroolating of electricity plate/stainer for glass, ceramic, porcelain copper oxide black 1.electroplating grade cuo----------98.5%min zn------------200ppm max fe------------100p more...

Get Price Quote

We are offering Black Copper Oxide. specifications black powder copper oxide 98%min ceramics grade/electroolating of electricity plate/stainer for glass, ceramic, porcelain copper oxide black 1.electroplating grade cuo----------98.5%min zn------------200ppm max fe------------100p more...