We also sell copper with 99% purity, our specification is as followCopper (cu) 99. . Other materials may be present which are described below: Oxygen o2 --Sulfur s 4 ppmIron fe 2 ppmSilver ag 10 ppmLead pb 0. 2 ppmNickel ni ppmSelenium se 3 ppmAntimony sb 1 ppmSilica si ppmCobalt co ppmArsenic ppmBismuth bi ppmManganese mn ...

Abundance Ecology Industrial Co., Ltd. Hereafter named AEI is officially recognized private mining company. a young company created on 27th May 2004 in Lubumbashi. It has the objectives of buying, mining, transforming and commercializing minerals from Democratic Republic Congo to any destination around world. In addition ...