Previous Article Next Article Table of Contents Przemysl Chemiczny, Vol.92, No.10, 1950-1953, 2013 Export Citation Ion exchange methods in separation of niobium and tantalum Turkowska M, Smolik M A review, with 33 refs., of methods based on HF, its mixts. with other mineral acids, H2SO4, HCl and its mixt. with oxalic acid. Please enable JavaScript to view the comments powered by Disqus.