We have ready stock of CLOTAN around 50 M/ton COLTAN - Pure columbite-tantalite confirmed at 68.896% - Higher superior quality with strong generated power. -Stable isotopes at 60% with 109 neutrons. -Risks of error recorded +/- 0.000001 % -IAEA/M109012 classification: UNIVERSAL CERTIFED MILITRY INDUSTRY We looking for serious buyer only ,if any party interested Pls contact
