We are pantech internataioal ltd based in , India. We are member of TradeKey.com since November, 2013. Our business is related to Minerals & Metallurgy industry and we specifically deal in coltan. Please find our product details below: coltan Sample: COLTAN 2 Type: Default ID:  Processing option: Oxygen by stoichiometry (Normalised) All results in compound% Spectrum In stats. Al Ti Mn Fe Nb Ta W Total Spectrum 1 Yes  2.07... Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.